Home / 125,966.96-173,842.28-69,378.32

Finding the Fourth Proportional to 125,966.96, 173,842.28 and 69,378.32

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Solution

The fourth proportional to 125,966.96, 173,842.28 and 69,378.32 is: 95,746.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,966.96 : 173,842.28 = 69,378.32 : x
  2. Step 2: Convert to fraction form
    125,966.96/173,842.28 = 69,378.32/x
  3. Step 3: Cross multiply
    125,966.96x = 173,842.28 × 69,378.32
  4. Step 4: Simplify right side
    125,966.96x = 12,060,885,331.37
  5. Step 5: Solve for x
    x = 12,060,885,331.37/125,966.96
  6. Step 6: Final answer
    x = 95,746.42

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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.