Home / 270,780.18-373,680.59-155,995.49

Finding the Fourth Proportional to 270,780.18, 373,680.59 and 155,995.49

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Solution

The fourth proportional to 270,780.18, 373,680.59 and 155,995.49 is: 215,276.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,780.18 : 373,680.59 = 155,995.49 : x
  2. Step 2: Convert to fraction form
    270,780.18/373,680.59 = 155,995.49/x
  3. Step 3: Cross multiply
    270,780.18x = 373,680.59 × 155,995.49
  4. Step 4: Simplify right side
    270,780.18x = 58,292,484,092.16
  5. Step 5: Solve for x
    x = 58,292,484,092.16/270,780.18
  6. Step 6: Final answer
    x = 215,276.04

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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.