Home / 125,657.45-173,407.26-69,068.82

Finding the Fourth Proportional to 125,657.45, 173,407.26 and 69,068.82

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Solution

The fourth proportional to 125,657.45, 173,407.26 and 69,068.82 is: 95,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,657.45 : 173,407.26 = 69,068.82 : x
  2. Step 2: Convert to fraction form
    125,657.45/173,407.26 = 69,068.82/x
  3. Step 3: Cross multiply
    125,657.45x = 173,407.26 × 69,068.82
  4. Step 4: Simplify right side
    125,657.45x = 11,977,034,827.63
  5. Step 5: Solve for x
    x = 11,977,034,827.63/125,657.45
  6. Step 6: Final answer
    x = 95,314.96

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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.