Home / 88,360.50-121,936.53-52,549.74

Finding the Fourth Proportional to 88,360.50, 121,936.53 and 52,549.74

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Solution

The fourth proportional to 88,360.50, 121,936.53 and 52,549.74 is: 72,518.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,360.50 : 121,936.53 = 52,549.74 : x
  2. Step 2: Convert to fraction form
    88,360.50/121,936.53 = 52,549.74/x
  3. Step 3: Cross multiply
    88,360.50x = 121,936.53 × 52,549.74
  4. Step 4: Simplify right side
    88,360.50x = 6,407,732,948.00
  5. Step 5: Solve for x
    x = 6,407,732,948.00/88,360.50
  6. Step 6: Final answer
    x = 72,518.07

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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.