Home / 91,552.32-126,297.60-57,602.88

Finding the Fourth Proportional to 91,552.32, 126,297.60 and 57,602.88

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Solution

The fourth proportional to 91,552.32, 126,297.60 and 57,602.88 is: 79,463.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,552.32 : 126,297.60 = 57,602.88 : x
  2. Step 2: Convert to fraction form
    91,552.32/126,297.60 = 57,602.88/x
  3. Step 3: Cross multiply
    91,552.32x = 126,297.60 × 57,602.88
  4. Step 4: Simplify right side
    91,552.32x = 7,275,105,497.09
  5. Step 5: Solve for x
    x = 7,275,105,497.09/91,552.32
  6. Step 6: Final answer
    x = 79,463.91

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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.