Home / 113,072.31-156,042.75-62,088.32

Finding the Fourth Proportional to 113,072.31, 156,042.75 and 62,088.32

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Solution

The fourth proportional to 113,072.31, 156,042.75 and 62,088.32 is: 85,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,072.31 : 156,042.75 = 62,088.32 : x
  2. Step 2: Convert to fraction form
    113,072.31/156,042.75 = 62,088.32/x
  3. Step 3: Cross multiply
    113,072.31x = 156,042.75 × 62,088.32
  4. Step 4: Simplify right side
    113,072.31x = 9,688,431,415.47
  5. Step 5: Solve for x
    x = 9,688,431,415.47/113,072.31
  6. Step 6: Final answer
    x = 85,683.50

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1.5x scale

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.