Home / 153,213.28-229,925.63-53,374.30

Finding the Fourth Proportional to 153,213.28, 229,925.63 and 53,374.30

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Solution

The fourth proportional to 153,213.28, 229,925.63 and 53,374.30 is: 80,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,213.28 : 229,925.63 = 53,374.30 : x
  2. Step 2: Convert to fraction form
    153,213.28/229,925.63 = 53,374.30/x
  3. Step 3: Cross multiply
    153,213.28x = 229,925.63 × 53,374.30
  4. Step 4: Simplify right side
    153,213.28x = 12,272,119,111.93
  5. Step 5: Solve for x
    x = 12,272,119,111.93/153,213.28
  6. Step 6: Final answer
    x = 80,098.27

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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.