Home / 151,209.60-226,900.80-57,782.40

Finding the Fourth Proportional to 151,209.60, 226,900.80 and 57,782.40

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Solution

The fourth proportional to 151,209.60, 226,900.80 and 57,782.40 is: 86,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,209.60 : 226,900.80 = 57,782.40 : x
  2. Step 2: Convert to fraction form
    151,209.60/226,900.80 = 57,782.40/x
  3. Step 3: Cross multiply
    151,209.60x = 226,900.80 × 57,782.40
  4. Step 4: Simplify right side
    151,209.60x = 13,110,872,785.92
  5. Step 5: Solve for x
    x = 13,110,872,785.92/151,209.60
  6. Step 6: Final answer
    x = 86,706.62

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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.