Home / 87,924.98-121,341.57-49,683.53

Finding the Fourth Proportional to 87,924.98, 121,341.57 and 49,683.53

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Solution

The fourth proportional to 87,924.98, 121,341.57 and 49,683.53 is: 68,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,924.98 : 121,341.57 = 49,683.53 : x
  2. Step 2: Convert to fraction form
    87,924.98/121,341.57 = 49,683.53/x
  3. Step 3: Cross multiply
    87,924.98x = 121,341.57 × 49,683.53
  4. Step 4: Simplify right side
    87,924.98x = 6,028,677,533.34
  5. Step 5: Solve for x
    x = 6,028,677,533.34/87,924.98
  6. Step 6: Final answer
    x = 68,566.15

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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.