Home / 54,141.76-74,688.24-36,237.52

Finding the Fourth Proportional to 54,141.76, 74,688.24 and 36,237.52

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Solution

The fourth proportional to 54,141.76, 74,688.24 and 36,237.52 is: 49,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.76 : 74,688.24 = 36,237.52 : x
  2. Step 2: Convert to fraction form
    54,141.76/74,688.24 = 36,237.52/x
  3. Step 3: Cross multiply
    54,141.76x = 74,688.24 × 36,237.52
  4. Step 4: Simplify right side
    54,141.76x = 2,706,516,590.76
  5. Step 5: Solve for x
    x = 2,706,516,590.76/54,141.76
  6. Step 6: Final answer
    x = 49,989.45

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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.