Home / 370,230.48-555,345.73-89,747.73

Finding the Fourth Proportional to 370,230.48, 555,345.73 and 89,747.73

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Solution

The fourth proportional to 370,230.48, 555,345.73 and 89,747.73 is: 134,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,230.48 : 555,345.73 = 89,747.73 : x
  2. Step 2: Convert to fraction form
    370,230.48/555,345.73 = 89,747.73/x
  3. Step 3: Cross multiply
    370,230.48x = 555,345.73 × 89,747.73
  4. Step 4: Simplify right side
    370,230.48x = 49,841,018,632.69
  5. Step 5: Solve for x
    x = 49,841,018,632.69/370,230.48
  6. Step 6: Final answer
    x = 134,621.60

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Similar ratio
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1.5x scale

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.