Home / 151,237.80-226,856.70-115,808.40

Finding the Fourth Proportional to 151,237.80, 226,856.70 and 115,808.40

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Solution

The fourth proportional to 151,237.80, 226,856.70 and 115,808.40 is: 173,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,237.80 : 226,856.70 = 115,808.40 : x
  2. Step 2: Convert to fraction form
    151,237.80/226,856.70 = 115,808.40/x
  3. Step 3: Cross multiply
    151,237.80x = 226,856.70 × 115,808.40
  4. Step 4: Simplify right side
    151,237.80x = 26,271,911,456.28
  5. Step 5: Solve for x
    x = 26,271,911,456.28/151,237.80
  6. Step 6: Final answer
    x = 173,712.60

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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.