Home / 108,888.78-163,298.61-34,999.50

Finding the Fourth Proportional to 108,888.78, 163,298.61 and 34,999.50

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Solution

The fourth proportional to 108,888.78, 163,298.61 and 34,999.50 is: 52,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888.78 : 163,298.61 = 34,999.50 : x
  2. Step 2: Convert to fraction form
    108,888.78/163,298.61 = 34,999.50/x
  3. Step 3: Cross multiply
    108,888.78x = 163,298.61 × 34,999.50
  4. Step 4: Simplify right side
    108,888.78x = 5,715,369,700.70
  5. Step 5: Solve for x
    x = 5,715,369,700.70/108,888.78
  6. Step 6: Final answer
    x = 52,488.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.