Home / 86,538.25-119,426.43-48,812.50

Finding the Fourth Proportional to 86,538.25, 119,426.43 and 48,812.50

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Solution

The fourth proportional to 86,538.25, 119,426.43 and 48,812.50 is: 67,363.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538.25 : 119,426.43 = 48,812.50 : x
  2. Step 2: Convert to fraction form
    86,538.25/119,426.43 = 48,812.50/x
  3. Step 3: Cross multiply
    86,538.25x = 119,426.43 × 48,812.50
  4. Step 4: Simplify right side
    86,538.25x = 5,829,502,614.38
  5. Step 5: Solve for x
    x = 5,829,502,614.38/86,538.25
  6. Step 6: Final answer
    x = 67,363.31

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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.