Home / 124,626.06-171,975.96-68,037.30

Finding the Fourth Proportional to 124,626.06, 171,975.96 and 68,037.30

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Solution

The fourth proportional to 124,626.06, 171,975.96 and 68,037.30 is: 93,887.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,626.06 : 171,975.96 = 68,037.30 : x
  2. Step 2: Convert to fraction form
    124,626.06/171,975.96 = 68,037.30/x
  3. Step 3: Cross multiply
    124,626.06x = 171,975.96 × 68,037.30
  4. Step 4: Simplify right side
    124,626.06x = 11,700,779,983.31
  5. Step 5: Solve for x
    x = 11,700,779,983.31/124,626.06
  6. Step 6: Final answer
    x = 93,887.11

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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.