Home / 42,320.75-58,402.65-23,457.88

Finding the Fourth Proportional to 42,320.75, 58,402.65 and 23,457.88

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Solution

The fourth proportional to 42,320.75, 58,402.65 and 23,457.88 is: 32,371.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,320.75 : 58,402.65 = 23,457.88 : x
  2. Step 2: Convert to fraction form
    42,320.75/58,402.65 = 23,457.88/x
  3. Step 3: Cross multiply
    42,320.75x = 58,402.65 × 23,457.88
  4. Step 4: Simplify right side
    42,320.75x = 1,370,001,946.08
  5. Step 5: Solve for x
    x = 1,370,001,946.08/42,320.75
  6. Step 6: Final answer
    x = 32,371.87

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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.