Home / 242,487.04-334,642.50-135,057.10

Finding the Fourth Proportional to 242,487.04, 334,642.50 and 135,057.10

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Solution

The fourth proportional to 242,487.04, 334,642.50 and 135,057.10 is: 186,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,487.04 : 334,642.50 = 135,057.10 : x
  2. Step 2: Convert to fraction form
    242,487.04/334,642.50 = 135,057.10/x
  3. Step 3: Cross multiply
    242,487.04x = 334,642.50 × 135,057.10
  4. Step 4: Simplify right side
    242,487.04x = 45,195,845,586.75
  5. Step 5: Solve for x
    x = 45,195,845,586.75/242,487.04
  6. Step 6: Final answer
    x = 186,384.58

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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.