Home / 130,345.77-195,592.56-70,373.44

Finding the Fourth Proportional to 130,345.77, 195,592.56 and 70,373.44

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Solution

The fourth proportional to 130,345.77, 195,592.56 and 70,373.44 is: 105,600.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,345.77 : 195,592.56 = 70,373.44 : x
  2. Step 2: Convert to fraction form
    130,345.77/195,592.56 = 70,373.44/x
  3. Step 3: Cross multiply
    130,345.77x = 195,592.56 × 70,373.44
  4. Step 4: Simplify right side
    130,345.77x = 13,764,521,285.61
  5. Step 5: Solve for x
    x = 13,764,521,285.61/130,345.77
  6. Step 6: Final answer
    x = 105,600.06

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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.