Home / 130,437.30-195,510.15-55,544.70

Finding the Fourth Proportional to 130,437.30, 195,510.15 and 55,544.70

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Solution

The fourth proportional to 130,437.30, 195,510.15 and 55,544.70 is: 83,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,437.30 : 195,510.15 = 55,544.70 : x
  2. Step 2: Convert to fraction form
    130,437.30/195,510.15 = 55,544.70/x
  3. Step 3: Cross multiply
    130,437.30x = 195,510.15 × 55,544.70
  4. Step 4: Simplify right side
    130,437.30x = 10,859,552,628.71
  5. Step 5: Solve for x
    x = 10,859,552,628.71/130,437.30
  6. Step 6: Final answer
    x = 83,254.96

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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.