Home / 108,983.60-163,477.45-30,099.92

Finding the Fourth Proportional to 108,983.60, 163,477.45 and 30,099.92

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Solution

The fourth proportional to 108,983.60, 163,477.45 and 30,099.92 is: 45,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,983.60 : 163,477.45 = 30,099.92 : x
  2. Step 2: Convert to fraction form
    108,983.60/163,477.45 = 30,099.92/x
  3. Step 3: Cross multiply
    108,983.60x = 163,477.45 × 30,099.92
  4. Step 4: Simplify right side
    108,983.60x = 4,920,658,166.80
  5. Step 5: Solve for x
    x = 4,920,658,166.80/108,983.60
  6. Step 6: Final answer
    x = 45,150.45

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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.