Home / 124,549.72-171,882.40-70,842.48

Finding the Fourth Proportional to 124,549.72, 171,882.40 and 70,842.48

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Solution

The fourth proportional to 124,549.72, 171,882.40 and 70,842.48 is: 97,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,549.72 : 171,882.40 = 70,842.48 : x
  2. Step 2: Convert to fraction form
    124,549.72/171,882.40 = 70,842.48/x
  3. Step 3: Cross multiply
    124,549.72x = 171,882.40 × 70,842.48
  4. Step 4: Simplify right side
    124,549.72x = 12,176,575,484.35
  5. Step 5: Solve for x
    x = 12,176,575,484.35/124,549.72
  6. Step 6: Final answer
    x = 97,764.78

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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.