Home / 242,213.62-334,065.45-157,358.02

Finding the Fourth Proportional to 242,213.62, 334,065.45 and 157,358.02

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Solution

The fourth proportional to 242,213.62, 334,065.45 and 157,358.02 is: 217,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,213.62 : 334,065.45 = 157,358.02 : x
  2. Step 2: Convert to fraction form
    242,213.62/334,065.45 = 157,358.02/x
  3. Step 3: Cross multiply
    242,213.62x = 334,065.45 × 157,358.02
  4. Step 4: Simplify right side
    242,213.62x = 52,567,877,762.41
  5. Step 5: Solve for x
    x = 52,567,877,762.41/242,213.62
  6. Step 6: Final answer
    x = 217,031.06

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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.