Home / 108,916.55-163,229.46-58,211.63

Finding the Fourth Proportional to 108,916.55, 163,229.46 and 58,211.63

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Solution

The fourth proportional to 108,916.55, 163,229.46 and 58,211.63 is: 87,239.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,916.55 : 163,229.46 = 58,211.63 : x
  2. Step 2: Convert to fraction form
    108,916.55/163,229.46 = 58,211.63/x
  3. Step 3: Cross multiply
    108,916.55x = 163,229.46 × 58,211.63
  4. Step 4: Simplify right side
    108,916.55x = 9,501,852,114.47
  5. Step 5: Solve for x
    x = 9,501,852,114.47/108,916.55
  6. Step 6: Final answer
    x = 87,239.75

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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.