Home / 125,740.04-173,514.82-69,140.48

Finding the Fourth Proportional to 125,740.04, 173,514.82 and 69,140.48

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Solution

The fourth proportional to 125,740.04, 173,514.82 and 69,140.48 is: 95,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,740.04 : 173,514.82 = 69,140.48 : x
  2. Step 2: Convert to fraction form
    125,740.04/173,514.82 = 69,140.48/x
  3. Step 3: Cross multiply
    125,740.04x = 173,514.82 × 69,140.48
  4. Step 4: Simplify right side
    125,740.04x = 11,996,897,941.91
  5. Step 5: Solve for x
    x = 11,996,897,941.91/125,740.04
  6. Step 6: Final answer
    x = 95,410.32

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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.