Home / 236,447.64-326,293.38-129,014.91

Finding the Fourth Proportional to 236,447.64, 326,293.38 and 129,014.91

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Solution

The fourth proportional to 236,447.64, 326,293.38 and 129,014.91 is: 178,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,447.64 : 326,293.38 = 129,014.91 : x
  2. Step 2: Convert to fraction form
    236,447.64/326,293.38 = 129,014.91/x
  3. Step 3: Cross multiply
    236,447.64x = 326,293.38 × 129,014.91
  4. Step 4: Simplify right side
    236,447.64x = 42,096,711,054.30
  5. Step 5: Solve for x
    x = 42,096,711,054.30/236,447.64
  6. Step 6: Final answer
    x = 178,038.20

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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.