Home / 74,916.25-103,387.56-43,085.17

Finding the Fourth Proportional to 74,916.25, 103,387.56 and 43,085.17

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Solution

The fourth proportional to 74,916.25, 103,387.56 and 43,085.17 is: 59,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,916.25 : 103,387.56 = 43,085.17 : x
  2. Step 2: Convert to fraction form
    74,916.25/103,387.56 = 43,085.17/x
  3. Step 3: Cross multiply
    74,916.25x = 103,387.56 × 43,085.17
  4. Step 4: Simplify right side
    74,916.25x = 4,454,470,340.02
  5. Step 5: Solve for x
    x = 4,454,470,340.02/74,916.25
  6. Step 6: Final answer
    x = 59,459.34

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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.