Home / 83,170.95-114,656.40-59,256.10

Finding the Fourth Proportional to 83,170.95, 114,656.40 and 59,256.10

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Solution

The fourth proportional to 83,170.95, 114,656.40 and 59,256.10 is: 81,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,170.95 : 114,656.40 = 59,256.10 : x
  2. Step 2: Convert to fraction form
    83,170.95/114,656.40 = 59,256.10/x
  3. Step 3: Cross multiply
    83,170.95x = 114,656.40 × 59,256.10
  4. Step 4: Simplify right side
    83,170.95x = 6,794,091,252.18
  5. Step 5: Solve for x
    x = 6,794,091,252.18/83,170.95
  6. Step 6: Final answer
    x = 81,688.28

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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.