Home / 125,808.19-173,615.30-69,219.56

Finding the Fourth Proportional to 125,808.19, 173,615.30 and 69,219.56

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Solution

The fourth proportional to 125,808.19, 173,615.30 and 69,219.56 is: 95,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,808.19 : 173,615.30 = 69,219.56 : x
  2. Step 2: Convert to fraction form
    125,808.19/173,615.30 = 69,219.56/x
  3. Step 3: Cross multiply
    125,808.19x = 173,615.30 × 69,219.56
  4. Step 4: Simplify right side
    125,808.19x = 12,017,575,022.78
  5. Step 5: Solve for x
    x = 12,017,575,022.78/125,808.19
  6. Step 6: Final answer
    x = 95,523.00

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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.