Home / 125,745.28-173,532.12-69,160.30

Finding the Fourth Proportional to 125,745.28, 173,532.12 and 69,160.30

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Solution

The fourth proportional to 125,745.28, 173,532.12 and 69,160.30 is: 95,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,745.28 : 173,532.12 = 69,160.30 : x
  2. Step 2: Convert to fraction form
    125,745.28/173,532.12 = 69,160.30/x
  3. Step 3: Cross multiply
    125,745.28x = 173,532.12 × 69,160.30
  4. Step 4: Simplify right side
    125,745.28x = 12,001,533,478.84
  5. Step 5: Solve for x
    x = 12,001,533,478.84/125,745.28
  6. Step 6: Final answer
    x = 95,443.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.