Home / 108,931.76-163,281.44-62,083.76

Finding the Fourth Proportional to 108,931.76, 163,281.44 and 62,083.76

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Solution

The fourth proportional to 108,931.76, 163,281.44 and 62,083.76 is: 93,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,931.76 : 163,281.44 = 62,083.76 : x
  2. Step 2: Convert to fraction form
    108,931.76/163,281.44 = 62,083.76/x
  3. Step 3: Cross multiply
    108,931.76x = 163,281.44 × 62,083.76
  4. Step 4: Simplify right side
    108,931.76x = 10,137,125,733.41
  5. Step 5: Solve for x
    x = 10,137,125,733.41/108,931.76
  6. Step 6: Final answer
    x = 93,059.41

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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.