Home / 125,945.08-173,786.52-69,360.16

Finding the Fourth Proportional to 125,945.08, 173,786.52 and 69,360.16

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Solution

The fourth proportional to 125,945.08, 173,786.52 and 69,360.16 is: 95,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,945.08 : 173,786.52 = 69,360.16 : x
  2. Step 2: Convert to fraction form
    125,945.08/173,786.52 = 69,360.16/x
  3. Step 3: Cross multiply
    125,945.08x = 173,786.52 × 69,360.16
  4. Step 4: Simplify right side
    125,945.08x = 12,053,860,833.04
  5. Step 5: Solve for x
    x = 12,053,860,833.04/125,945.08
  6. Step 6: Final answer
    x = 95,707.28

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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.