Home / 42,358.71-63,486.75-23,618.82

Finding the Fourth Proportional to 42,358.71, 63,486.75 and 23,618.82

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Solution

The fourth proportional to 42,358.71, 63,486.75 and 23,618.82 is: 35,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,358.71 : 63,486.75 = 23,618.82 : x
  2. Step 2: Convert to fraction form
    42,358.71/63,486.75 = 23,618.82/x
  3. Step 3: Cross multiply
    42,358.71x = 63,486.75 × 23,618.82
  4. Step 4: Simplify right side
    42,358.71x = 1,499,482,120.64
  5. Step 5: Solve for x
    x = 1,499,482,120.64/42,358.71
  6. Step 6: Final answer
    x = 35,399.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.