Home / 130,720.48-196,060.21-35,957.77

Finding the Fourth Proportional to 130,720.48, 196,060.21 and 35,957.77

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Solution

The fourth proportional to 130,720.48, 196,060.21 and 35,957.77 is: 53,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,720.48 : 196,060.21 = 35,957.77 : x
  2. Step 2: Convert to fraction form
    130,720.48/196,060.21 = 35,957.77/x
  3. Step 3: Cross multiply
    130,720.48x = 196,060.21 × 35,957.77
  4. Step 4: Simplify right side
    130,720.48x = 7,049,887,357.29
  5. Step 5: Solve for x
    x = 7,049,887,357.29/130,720.48
  6. Step 6: Final answer
    x = 53,931.01

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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.