Home / 130,215.58-195,347.70-59,143.18

Finding the Fourth Proportional to 130,215.58, 195,347.70 and 59,143.18

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Solution

The fourth proportional to 130,215.58, 195,347.70 and 59,143.18 is: 88,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,215.58 : 195,347.70 = 59,143.18 : x
  2. Step 2: Convert to fraction form
    130,215.58/195,347.70 = 59,143.18/x
  3. Step 3: Cross multiply
    130,215.58x = 195,347.70 × 59,143.18
  4. Step 4: Simplify right side
    130,215.58x = 11,553,484,183.69
  5. Step 5: Solve for x
    x = 11,553,484,183.69/130,215.58
  6. Step 6: Final answer
    x = 88,725.82

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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.