Home / 140,509.28-193,814.16-98,052.32

Finding the Fourth Proportional to 140,509.28, 193,814.16 and 98,052.32

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Solution

The fourth proportional to 140,509.28, 193,814.16 and 98,052.32 is: 135,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,509.28 : 193,814.16 = 98,052.32 : x
  2. Step 2: Convert to fraction form
    140,509.28/193,814.16 = 98,052.32/x
  3. Step 3: Cross multiply
    140,509.28x = 193,814.16 × 98,052.32
  4. Step 4: Simplify right side
    140,509.28x = 19,003,928,036.85
  5. Step 5: Solve for x
    x = 19,003,928,036.85/140,509.28
  6. Step 6: Final answer
    x = 135,250.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.