Home / 124,808.48-172,215.76-71,094.52

Finding the Fourth Proportional to 124,808.48, 172,215.76 and 71,094.52

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Solution

The fourth proportional to 124,808.48, 172,215.76 and 71,094.52 is: 98,099.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,808.48 : 172,215.76 = 71,094.52 : x
  2. Step 2: Convert to fraction form
    124,808.48/172,215.76 = 71,094.52/x
  3. Step 3: Cross multiply
    124,808.48x = 172,215.76 × 71,094.52
  4. Step 4: Simplify right side
    124,808.48x = 12,243,596,793.64
  5. Step 5: Solve for x
    x = 12,243,596,793.64/124,808.48
  6. Step 6: Final answer
    x = 98,099.08

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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.