Home / 130,957.64-196,449.12-52,054.16

Finding the Fourth Proportional to 130,957.64, 196,449.12 and 52,054.16

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Solution

The fourth proportional to 130,957.64, 196,449.12 and 52,054.16 is: 78,086.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,957.64 : 196,449.12 = 52,054.16 : x
  2. Step 2: Convert to fraction form
    130,957.64/196,449.12 = 52,054.16/x
  3. Step 3: Cross multiply
    130,957.64x = 196,449.12 × 52,054.16
  4. Step 4: Simplify right side
    130,957.64x = 10,225,993,924.34
  5. Step 5: Solve for x
    x = 10,225,993,924.34/130,957.64
  6. Step 6: Final answer
    x = 78,086.27

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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.