Home / 91,807.32-126,693.60-51,521.04

Finding the Fourth Proportional to 91,807.32, 126,693.60 and 51,521.04

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Solution

The fourth proportional to 91,807.32, 126,693.60 and 51,521.04 is: 71,098.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,807.32 : 126,693.60 = 51,521.04 : x
  2. Step 2: Convert to fraction form
    91,807.32/126,693.60 = 51,521.04/x
  3. Step 3: Cross multiply
    91,807.32x = 126,693.60 × 51,521.04
  4. Step 4: Simplify right side
    91,807.32x = 6,527,386,033.34
  5. Step 5: Solve for x
    x = 6,527,386,033.34/91,807.32
  6. Step 6: Final answer
    x = 71,098.75

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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.