Home / 88,461.30-122,068.56-52,645.53

Finding the Fourth Proportional to 88,461.30, 122,068.56 and 52,645.53

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Solution

The fourth proportional to 88,461.30, 122,068.56 and 52,645.53 is: 72,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,461.30 : 122,068.56 = 52,645.53 : x
  2. Step 2: Convert to fraction form
    88,461.30/122,068.56 = 52,645.53/x
  3. Step 3: Cross multiply
    88,461.30x = 122,068.56 × 52,645.53
  4. Step 4: Simplify right side
    88,461.30x = 6,426,364,037.54
  5. Step 5: Solve for x
    x = 6,426,364,037.54/88,461.30
  6. Step 6: Final answer
    x = 72,646.05

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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.