Home / 170,727.32-235,505.40-99,098.12

Finding the Fourth Proportional to 170,727.32, 235,505.40 and 99,098.12

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Solution

The fourth proportional to 170,727.32, 235,505.40 and 99,098.12 is: 136,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,727.32 : 235,505.40 = 99,098.12 : x
  2. Step 2: Convert to fraction form
    170,727.32/235,505.40 = 99,098.12/x
  3. Step 3: Cross multiply
    170,727.32x = 235,505.40 × 99,098.12
  4. Step 4: Simplify right side
    170,727.32x = 23,338,142,389.85
  5. Step 5: Solve for x
    x = 23,338,142,389.85/170,727.32
  6. Step 6: Final answer
    x = 136,698.35

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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.