Home / 237,870.20-328,276.05-157,156.13

Finding the Fourth Proportional to 237,870.20, 328,276.05 and 157,156.13

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Solution

The fourth proportional to 237,870.20, 328,276.05 and 157,156.13 is: 216,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,870.20 : 328,276.05 = 157,156.13 : x
  2. Step 2: Convert to fraction form
    237,870.20/328,276.05 = 157,156.13/x
  3. Step 3: Cross multiply
    237,870.20x = 328,276.05 × 157,156.13
  4. Step 4: Simplify right side
    237,870.20x = 51,590,593,589.69
  5. Step 5: Solve for x
    x = 51,590,593,589.69/237,870.20
  6. Step 6: Final answer
    x = 216,885.48

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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.