Home / 81,656,173.50-112,609,827.32-59,594,728.38

Finding the Fourth Proportional to 81,656,173.50, 112,609,827.32 and 59,594,728.38

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Solution

The fourth proportional to 81,656,173.50, 112,609,827.32 and 59,594,728.38 is: 82,185,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,656,173.50 : 112,609,827.32 = 59,594,728.38 : x
  2. Step 2: Convert to fraction form
    81,656,173.50/112,609,827.32 = 59,594,728.38/x
  3. Step 3: Cross multiply
    81,656,173.50x = 112,609,827.32 × 59,594,728.38
  4. Step 4: Simplify right side
    81,656,173.50x = 6,710,952,071,756,130
  5. Step 5: Solve for x
    x = 6,710,952,071,756,130/81,656,173.50
  6. Step 6: Final answer
    x = 82,185,483.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.