Home / 64,535.30-89,044.16-36,239.12

Finding the Fourth Proportional to 64,535.30, 89,044.16 and 36,239.12

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Solution

The fourth proportional to 64,535.30, 89,044.16 and 36,239.12 is: 50,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,535.30 : 89,044.16 = 36,239.12 : x
  2. Step 2: Convert to fraction form
    64,535.30/89,044.16 = 36,239.12/x
  3. Step 3: Cross multiply
    64,535.30x = 89,044.16 × 36,239.12
  4. Step 4: Simplify right side
    64,535.30x = 3,226,881,999.54
  5. Step 5: Solve for x
    x = 3,226,881,999.54/64,535.30
  6. Step 6: Final answer
    x = 50,001.81

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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.