Home / 42,530.18-58,690.65-23,666.90

Finding the Fourth Proportional to 42,530.18, 58,690.65 and 23,666.90

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Solution

The fourth proportional to 42,530.18, 58,690.65 and 23,666.90 is: 32,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,530.18 : 58,690.65 = 23,666.90 : x
  2. Step 2: Convert to fraction form
    42,530.18/58,690.65 = 23,666.90/x
  3. Step 3: Cross multiply
    42,530.18x = 58,690.65 × 23,666.90
  4. Step 4: Simplify right side
    42,530.18x = 1,389,025,744.49
  5. Step 5: Solve for x
    x = 1,389,025,744.49/42,530.18
  6. Step 6: Final answer
    x = 32,659.77

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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.