Home / 42,318.08-58,398.08-23,455.04

Finding the Fourth Proportional to 42,318.08, 58,398.08 and 23,455.04

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Solution

The fourth proportional to 42,318.08, 58,398.08 and 23,455.04 is: 32,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.08 : 58,398.08 = 23,455.04 : x
  2. Step 2: Convert to fraction form
    42,318.08/58,398.08 = 23,455.04/x
  3. Step 3: Cross multiply
    42,318.08x = 58,398.08 × 23,455.04
  4. Step 4: Simplify right side
    42,318.08x = 1,369,729,302.32
  5. Step 5: Solve for x
    x = 1,369,729,302.32/42,318.08
  6. Step 6: Final answer
    x = 32,367.47

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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.