Home / 130,227.75-179,715.38-70,611.75

Finding the Fourth Proportional to 130,227.75, 179,715.38 and 70,611.75

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Solution

The fourth proportional to 130,227.75, 179,715.38 and 70,611.75 is: 97,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,227.75 : 179,715.38 = 70,611.75 : x
  2. Step 2: Convert to fraction form
    130,227.75/179,715.38 = 70,611.75/x
  3. Step 3: Cross multiply
    130,227.75x = 179,715.38 × 70,611.75
  4. Step 4: Simplify right side
    130,227.75x = 12,690,017,130.66
  5. Step 5: Solve for x
    x = 12,690,017,130.66/130,227.75
  6. Step 6: Final answer
    x = 97,444.80

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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.