Home / 157,088.20-235,632.30-154,755.40

Finding the Fourth Proportional to 157,088.20, 235,632.30 and 154,755.40

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Solution

The fourth proportional to 157,088.20, 235,632.30 and 154,755.40 is: 232,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,088.20 : 235,632.30 = 154,755.40 : x
  2. Step 2: Convert to fraction form
    157,088.20/235,632.30 = 154,755.40/x
  3. Step 3: Cross multiply
    157,088.20x = 235,632.30 × 154,755.40
  4. Step 4: Simplify right side
    157,088.20x = 36,465,370,839.42
  5. Step 5: Solve for x
    x = 36,465,370,839.42/157,088.20
  6. Step 6: Final answer
    x = 232,133.10

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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.