Home / 124,026.88-171,161.60-71,045.12

Finding the Fourth Proportional to 124,026.88, 171,161.60 and 71,045.12

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Solution

The fourth proportional to 124,026.88, 171,161.60 and 71,045.12 is: 98,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,026.88 : 171,161.60 = 71,045.12 : x
  2. Step 2: Convert to fraction form
    124,026.88/171,161.60 = 71,045.12/x
  3. Step 3: Cross multiply
    124,026.88x = 171,161.60 × 71,045.12
  4. Step 4: Simplify right side
    124,026.88x = 12,160,196,411.39
  5. Step 5: Solve for x
    x = 12,160,196,411.39/124,026.88
  6. Step 6: Final answer
    x = 98,044.85

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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.