Home / 88,588.10-122,265.61-52,798.87

Finding the Fourth Proportional to 88,588.10, 122,265.61 and 52,798.87

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Solution

The fourth proportional to 88,588.10, 122,265.61 and 52,798.87 is: 72,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,588.10 : 122,265.61 = 52,798.87 : x
  2. Step 2: Convert to fraction form
    88,588.10/122,265.61 = 52,798.87/x
  3. Step 3: Cross multiply
    88,588.10x = 122,265.61 × 52,798.87
  4. Step 4: Simplify right side
    88,588.10x = 6,455,486,089.53
  5. Step 5: Solve for x
    x = 6,455,486,089.53/88,588.10
  6. Step 6: Final answer
    x = 72,870.80

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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.