Home / 70,158.47-96,814.13-38,327.36

Finding the Fourth Proportional to 70,158.47, 96,814.13 and 38,327.36

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Solution

The fourth proportional to 70,158.47, 96,814.13 and 38,327.36 is: 52,889.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,158.47 : 96,814.13 = 38,327.36 : x
  2. Step 2: Convert to fraction form
    70,158.47/96,814.13 = 38,327.36/x
  3. Step 3: Cross multiply
    70,158.47x = 96,814.13 × 38,327.36
  4. Step 4: Simplify right side
    70,158.47x = 3,710,629,337.89
  5. Step 5: Solve for x
    x = 3,710,629,337.89/70,158.47
  6. Step 6: Final answer
    x = 52,889.26

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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.