Home / 84,126.32-125,893.26-52,551.26

Finding the Fourth Proportional to 84,126.32, 125,893.26 and 52,551.26

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Solution

The fourth proportional to 84,126.32, 125,893.26 and 52,551.26 is: 78,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,126.32 : 125,893.26 = 52,551.26 : x
  2. Step 2: Convert to fraction form
    84,126.32/125,893.26 = 52,551.26/x
  3. Step 3: Cross multiply
    84,126.32x = 125,893.26 × 52,551.26
  4. Step 4: Simplify right side
    84,126.32x = 6,615,849,438.51
  5. Step 5: Solve for x
    x = 6,615,849,438.51/84,126.32
  6. Step 6: Final answer
    x = 78,641.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.