Home / 242,864.04-364,315.50-74,397.72

Finding the Fourth Proportional to 242,864.04, 364,315.50 and 74,397.72

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Solution

The fourth proportional to 242,864.04, 364,315.50 and 74,397.72 is: 111,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,864.04 : 364,315.50 = 74,397.72 : x
  2. Step 2: Convert to fraction form
    242,864.04/364,315.50 = 74,397.72/x
  3. Step 3: Cross multiply
    242,864.04x = 364,315.50 × 74,397.72
  4. Step 4: Simplify right side
    242,864.04x = 27,104,242,560.66
  5. Step 5: Solve for x
    x = 27,104,242,560.66/242,864.04
  6. Step 6: Final answer
    x = 111,602.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.