Home / 112,990.42-155,926.35-62,004.00

Finding the Fourth Proportional to 112,990.42, 155,926.35 and 62,004.00

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Solution

The fourth proportional to 112,990.42, 155,926.35 and 62,004.00 is: 85,565.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,990.42 : 155,926.35 = 62,004.00 : x
  2. Step 2: Convert to fraction form
    112,990.42/155,926.35 = 62,004.00/x
  3. Step 3: Cross multiply
    112,990.42x = 155,926.35 × 62,004.00
  4. Step 4: Simplify right side
    112,990.42x = 9,668,056,625.77
  5. Step 5: Solve for x
    x = 9,668,056,625.77/112,990.42
  6. Step 6: Final answer
    x = 85,565.28

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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.