Home / 169,688.32-234,117.20-98,042.20

Finding the Fourth Proportional to 169,688.32, 234,117.20 and 98,042.20

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Solution

The fourth proportional to 169,688.32, 234,117.20 and 98,042.20 is: 135,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,688.32 : 234,117.20 = 98,042.20 : x
  2. Step 2: Convert to fraction form
    169,688.32/234,117.20 = 98,042.20/x
  3. Step 3: Cross multiply
    169,688.32x = 234,117.20 × 98,042.20
  4. Step 4: Simplify right side
    169,688.32x = 22,953,365,005.65
  5. Step 5: Solve for x
    x = 22,953,365,005.65/169,688.32
  6. Step 6: Final answer
    x = 135,267.80

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1.5x scale

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.