Home / 88,648.35-122,350.59-52,840.68

Finding the Fourth Proportional to 88,648.35, 122,350.59 and 52,840.68

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Solution

The fourth proportional to 88,648.35, 122,350.59 and 52,840.68 is: 72,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,648.35 : 122,350.59 = 52,840.68 : x
  2. Step 2: Convert to fraction form
    88,648.35/122,350.59 = 52,840.68/x
  3. Step 3: Cross multiply
    88,648.35x = 122,350.59 × 52,840.68
  4. Step 4: Simplify right side
    88,648.35x = 6,465,088,374.00
  5. Step 5: Solve for x
    x = 6,465,088,374.00/88,648.35
  6. Step 6: Final answer
    x = 72,929.60

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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.