Home / 108,677.40-163,028.28-97,515.48

Finding the Fourth Proportional to 108,677.40, 163,028.28 and 97,515.48

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Solution

The fourth proportional to 108,677.40, 163,028.28 and 97,515.48 is: 146,284.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,677.40 : 163,028.28 = 97,515.48 : x
  2. Step 2: Convert to fraction form
    108,677.40/163,028.28 = 97,515.48/x
  3. Step 3: Cross multiply
    108,677.40x = 163,028.28 × 97,515.48
  4. Step 4: Simplify right side
    108,677.40x = 15,897,780,977.77
  5. Step 5: Solve for x
    x = 15,897,780,977.77/108,677.40
  6. Step 6: Final answer
    x = 146,284.15

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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.