Home / 84,529.86-126,807.16-25,370.20

Finding the Fourth Proportional to 84,529.86, 126,807.16 and 25,370.20

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Solution

The fourth proportional to 84,529.86, 126,807.16 and 25,370.20 is: 38,059.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,529.86 : 126,807.16 = 25,370.20 : x
  2. Step 2: Convert to fraction form
    84,529.86/126,807.16 = 25,370.20/x
  3. Step 3: Cross multiply
    84,529.86x = 126,807.16 × 25,370.20
  4. Step 4: Simplify right side
    84,529.86x = 3,217,123,010.63
  5. Step 5: Solve for x
    x = 3,217,123,010.63/84,529.86
  6. Step 6: Final answer
    x = 38,059.01

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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.