Home / 95,317.12-131,543.84-55,038.40

Finding the Fourth Proportional to 95,317.12, 131,543.84 and 55,038.40

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Solution

The fourth proportional to 95,317.12, 131,543.84 and 55,038.40 is: 75,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,317.12 : 131,543.84 = 55,038.40 : x
  2. Step 2: Convert to fraction form
    95,317.12/131,543.84 = 55,038.40/x
  3. Step 3: Cross multiply
    95,317.12x = 131,543.84 × 55,038.40
  4. Step 4: Simplify right side
    95,317.12x = 7,239,962,483.46
  5. Step 5: Solve for x
    x = 7,239,962,483.46/95,317.12
  6. Step 6: Final answer
    x = 75,956.58

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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.