Home / 237,859.13-328,260.80-157,145.27

Finding the Fourth Proportional to 237,859.13, 328,260.80 and 157,145.27

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Solution

The fourth proportional to 237,859.13, 328,260.80 and 157,145.27 is: 216,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,859.13 : 328,260.80 = 157,145.27 : x
  2. Step 2: Convert to fraction form
    237,859.13/328,260.80 = 157,145.27/x
  3. Step 3: Cross multiply
    237,859.13x = 328,260.80 × 157,145.27
  4. Step 4: Simplify right side
    237,859.13x = 51,584,630,797.98
  5. Step 5: Solve for x
    x = 51,584,630,797.98/237,859.13
  6. Step 6: Final answer
    x = 216,870.51

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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.