Home / 74,750.28-103,180.38-44,545.08

Finding the Fourth Proportional to 74,750.28, 103,180.38 and 44,545.08

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Solution

The fourth proportional to 74,750.28, 103,180.38 and 44,545.08 is: 61,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,750.28 : 103,180.38 = 44,545.08 : x
  2. Step 2: Convert to fraction form
    74,750.28/103,180.38 = 44,545.08/x
  3. Step 3: Cross multiply
    74,750.28x = 103,180.38 × 44,545.08
  4. Step 4: Simplify right side
    74,750.28x = 4,596,178,281.53
  5. Step 5: Solve for x
    x = 4,596,178,281.53/74,750.28
  6. Step 6: Final answer
    x = 61,487.10

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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.