Home / 236,347.48-326,162.34-140,909.08

Finding the Fourth Proportional to 236,347.48, 326,162.34 and 140,909.08

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Solution

The fourth proportional to 236,347.48, 326,162.34 and 140,909.08 is: 194,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,347.48 : 326,162.34 = 140,909.08 : x
  2. Step 2: Convert to fraction form
    236,347.48/326,162.34 = 140,909.08/x
  3. Step 3: Cross multiply
    236,347.48x = 326,162.34 × 140,909.08
  4. Step 4: Simplify right side
    236,347.48x = 45,959,235,260.05
  5. Step 5: Solve for x
    x = 45,959,235,260.05/236,347.48
  6. Step 6: Final answer
    x = 194,456.21

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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.