Home / 236,475.20-354,712.80-147,901.70

Finding the Fourth Proportional to 236,475.20, 354,712.80 and 147,901.70

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Solution

The fourth proportional to 236,475.20, 354,712.80 and 147,901.70 is: 221,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,475.20 : 354,712.80 = 147,901.70 : x
  2. Step 2: Convert to fraction form
    236,475.20/354,712.80 = 147,901.70/x
  3. Step 3: Cross multiply
    236,475.20x = 354,712.80 × 147,901.70
  4. Step 4: Simplify right side
    236,475.20x = 52,462,626,131.76
  5. Step 5: Solve for x
    x = 52,462,626,131.76/236,475.20
  6. Step 6: Final answer
    x = 221,852.55

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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.