Home / 236,923.04-326,959.04-129,500.16

Finding the Fourth Proportional to 236,923.04, 326,959.04 and 129,500.16

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Solution

The fourth proportional to 236,923.04, 326,959.04 and 129,500.16 is: 178,713.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,923.04 : 326,959.04 = 129,500.16 : x
  2. Step 2: Convert to fraction form
    236,923.04/326,959.04 = 129,500.16/x
  3. Step 3: Cross multiply
    236,923.04x = 326,959.04 × 129,500.16
  4. Step 4: Simplify right side
    236,923.04x = 42,341,247,993.45
  5. Step 5: Solve for x
    x = 42,341,247,993.45/236,923.04
  6. Step 6: Final answer
    x = 178,713.09

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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.