Home / 58,242.24-87,215.13-38,491.20

Finding the Fourth Proportional to 58,242.24, 87,215.13 and 38,491.20

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Solution

The fourth proportional to 58,242.24, 87,215.13 and 38,491.20 is: 57,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,242.24 : 87,215.13 = 38,491.20 : x
  2. Step 2: Convert to fraction form
    58,242.24/87,215.13 = 38,491.20/x
  3. Step 3: Cross multiply
    58,242.24x = 87,215.13 × 38,491.20
  4. Step 4: Simplify right side
    58,242.24x = 3,357,015,011.86
  5. Step 5: Solve for x
    x = 3,357,015,011.86/58,242.24
  6. Step 6: Final answer
    x = 57,638.84

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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.