Home / 161,373.28-242,066.40-56,202.88

Finding the Fourth Proportional to 161,373.28, 242,066.40 and 56,202.88

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Solution

The fourth proportional to 161,373.28, 242,066.40 and 56,202.88 is: 84,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,373.28 : 242,066.40 = 56,202.88 : x
  2. Step 2: Convert to fraction form
    161,373.28/242,066.40 = 56,202.88/x
  3. Step 3: Cross multiply
    161,373.28x = 242,066.40 × 56,202.88
  4. Step 4: Simplify right side
    161,373.28x = 13,604,828,831.23
  5. Step 5: Solve for x
    x = 13,604,828,831.23/161,373.28
  6. Step 6: Final answer
    x = 84,306.58

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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.