Home / 110,549.38-152,582.76-70,255.28

Finding the Fourth Proportional to 110,549.38, 152,582.76 and 70,255.28

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Solution

The fourth proportional to 110,549.38, 152,582.76 and 70,255.28 is: 96,967.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,549.38 : 152,582.76 = 70,255.28 : x
  2. Step 2: Convert to fraction form
    110,549.38/152,582.76 = 70,255.28/x
  3. Step 3: Cross multiply
    110,549.38x = 152,582.76 × 70,255.28
  4. Step 4: Simplify right side
    110,549.38x = 10,719,744,526.97
  5. Step 5: Solve for x
    x = 10,719,744,526.97/110,549.38
  6. Step 6: Final answer
    x = 96,967.93

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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.