Home / 181,985.60-272,881.20-63,660.80

Finding the Fourth Proportional to 181,985.60, 272,881.20 and 63,660.80

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Solution

The fourth proportional to 181,985.60, 272,881.20 and 63,660.80 is: 95,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,985.60 : 272,881.20 = 63,660.80 : x
  2. Step 2: Convert to fraction form
    181,985.60/272,881.20 = 63,660.80/x
  3. Step 3: Cross multiply
    181,985.60x = 272,881.20 × 63,660.80
  4. Step 4: Simplify right side
    181,985.60x = 17,371,835,496.96
  5. Step 5: Solve for x
    x = 17,371,835,496.96/181,985.60
  6. Step 6: Final answer
    x = 95,457.20

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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.