Home / 124,566.05-171,868.13-70,842.40

Finding the Fourth Proportional to 124,566.05, 171,868.13 and 70,842.40

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Solution

The fourth proportional to 124,566.05, 171,868.13 and 70,842.40 is: 97,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,566.05 : 171,868.13 = 70,842.40 : x
  2. Step 2: Convert to fraction form
    124,566.05/171,868.13 = 70,842.40/x
  3. Step 3: Cross multiply
    124,566.05x = 171,868.13 × 70,842.40
  4. Step 4: Simplify right side
    124,566.05x = 12,175,550,294.49
  5. Step 5: Solve for x
    x = 12,175,550,294.49/124,566.05
  6. Step 6: Final answer
    x = 97,743.73

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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.