Home / 88,603.20-122,262.08-52,788.16

Finding the Fourth Proportional to 88,603.20, 122,262.08 and 52,788.16

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Solution

The fourth proportional to 88,603.20, 122,262.08 and 52,788.16 is: 72,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,603.20 : 122,262.08 = 52,788.16 : x
  2. Step 2: Convert to fraction form
    88,603.20/122,262.08 = 52,788.16/x
  3. Step 3: Cross multiply
    88,603.20x = 122,262.08 × 52,788.16
  4. Step 4: Simplify right side
    88,603.20x = 6,453,990,240.97
  5. Step 5: Solve for x
    x = 6,453,990,240.97/88,603.20
  6. Step 6: Final answer
    x = 72,841.50

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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.