Home / 130,197.12-195,278.40-36,710.40

Finding the Fourth Proportional to 130,197.12, 195,278.40 and 36,710.40

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Solution

The fourth proportional to 130,197.12, 195,278.40 and 36,710.40 is: 55,060.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,197.12 : 195,278.40 = 36,710.40 : x
  2. Step 2: Convert to fraction form
    130,197.12/195,278.40 = 36,710.40/x
  3. Step 3: Cross multiply
    130,197.12x = 195,278.40 × 36,710.40
  4. Step 4: Simplify right side
    130,197.12x = 7,168,748,175.36
  5. Step 5: Solve for x
    x = 7,168,748,175.36/130,197.12
  6. Step 6: Final answer
    x = 55,060.73

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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.