Home / 173,421.50-239,341.14-97,974.86

Finding the Fourth Proportional to 173,421.50, 239,341.14 and 97,974.86

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Solution

The fourth proportional to 173,421.50, 239,341.14 and 97,974.86 is: 135,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,421.50 : 239,341.14 = 97,974.86 : x
  2. Step 2: Convert to fraction form
    173,421.50/239,341.14 = 97,974.86/x
  3. Step 3: Cross multiply
    173,421.50x = 239,341.14 × 97,974.86
  4. Step 4: Simplify right side
    173,421.50x = 23,449,414,683.74
  5. Step 5: Solve for x
    x = 23,449,414,683.74/173,421.50
  6. Step 6: Final answer
    x = 135,216.31

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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.