Home / 236,437.90-354,073.65-157,122.70

Finding the Fourth Proportional to 236,437.90, 354,073.65 and 157,122.70

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Solution

The fourth proportional to 236,437.90, 354,073.65 and 157,122.70 is: 235,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,437.90 : 354,073.65 = 157,122.70 : x
  2. Step 2: Convert to fraction form
    236,437.90/354,073.65 = 157,122.70/x
  3. Step 3: Cross multiply
    236,437.90x = 354,073.65 × 157,122.70
  4. Step 4: Simplify right side
    236,437.90x = 55,633,007,886.86
  5. Step 5: Solve for x
    x = 55,633,007,886.86/236,437.90
  6. Step 6: Final answer
    x = 235,296.49

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1.5x scale

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.