Home / 125,741.28-173,526.60-69,156.30

Finding the Fourth Proportional to 125,741.28, 173,526.60 and 69,156.30

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Solution

The fourth proportional to 125,741.28, 173,526.60 and 69,156.30 is: 95,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,741.28 : 173,526.60 = 69,156.30 : x
  2. Step 2: Convert to fraction form
    125,741.28/173,526.60 = 69,156.30/x
  3. Step 3: Cross multiply
    125,741.28x = 173,526.60 × 69,156.30
  4. Step 4: Simplify right side
    125,741.28x = 12,000,457,607.58
  5. Step 5: Solve for x
    x = 12,000,457,607.58/125,741.28
  6. Step 6: Final answer
    x = 95,437.69

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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.