Home / 154,077.71-212,762.49-96,816.24

Finding the Fourth Proportional to 154,077.71, 212,762.49 and 96,816.24

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Solution

The fourth proportional to 154,077.71, 212,762.49 and 96,816.24 is: 133,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,077.71 : 212,762.49 = 96,816.24 : x
  2. Step 2: Convert to fraction form
    154,077.71/212,762.49 = 96,816.24/x
  3. Step 3: Cross multiply
    154,077.71x = 212,762.49 × 96,816.24
  4. Step 4: Simplify right side
    154,077.71x = 20,598,864,294.84
  5. Step 5: Solve for x
    x = 20,598,864,294.84/154,077.71
  6. Step 6: Final answer
    x = 133,691.40

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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.