Home / 163,001.60-244,502.40-69,516.80

Finding the Fourth Proportional to 163,001.60, 244,502.40 and 69,516.80

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Solution

The fourth proportional to 163,001.60, 244,502.40 and 69,516.80 is: 104,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,001.60 : 244,502.40 = 69,516.80 : x
  2. Step 2: Convert to fraction form
    163,001.60/244,502.40 = 69,516.80/x
  3. Step 3: Cross multiply
    163,001.60x = 244,502.40 × 69,516.80
  4. Step 4: Simplify right side
    163,001.60x = 16,997,024,440.32
  5. Step 5: Solve for x
    x = 16,997,024,440.32/163,001.60
  6. Step 6: Final answer
    x = 104,275.20

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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.