Home / 136,301.74-204,484.98-42,807.52

Finding the Fourth Proportional to 136,301.74, 204,484.98 and 42,807.52

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Solution

The fourth proportional to 136,301.74, 204,484.98 and 42,807.52 is: 64,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,301.74 : 204,484.98 = 42,807.52 : x
  2. Step 2: Convert to fraction form
    136,301.74/204,484.98 = 42,807.52/x
  3. Step 3: Cross multiply
    136,301.74x = 204,484.98 × 42,807.52
  4. Step 4: Simplify right side
    136,301.74x = 8,753,494,871.05
  5. Step 5: Solve for x
    x = 8,753,494,871.05/136,301.74
  6. Step 6: Final answer
    x = 64,221.45

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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.