Home / 42,959.36-64,457.40-23,251.88

Finding the Fourth Proportional to 42,959.36, 64,457.40 and 23,251.88

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Solution

The fourth proportional to 42,959.36, 64,457.40 and 23,251.88 is: 34,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,959.36 : 64,457.40 = 23,251.88 : x
  2. Step 2: Convert to fraction form
    42,959.36/64,457.40 = 23,251.88/x
  3. Step 3: Cross multiply
    42,959.36x = 64,457.40 × 23,251.88
  4. Step 4: Simplify right side
    42,959.36x = 1,498,755,729.91
  5. Step 5: Solve for x
    x = 1,498,755,729.91/42,959.36
  6. Step 6: Final answer
    x = 34,887.76

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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.