Home / 96,771.88-133,541.76-54,332.20

Finding the Fourth Proportional to 96,771.88, 133,541.76 and 54,332.20

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Solution

The fourth proportional to 96,771.88, 133,541.76 and 54,332.20 is: 74,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,771.88 : 133,541.76 = 54,332.20 : x
  2. Step 2: Convert to fraction form
    96,771.88/133,541.76 = 54,332.20/x
  3. Step 3: Cross multiply
    96,771.88x = 133,541.76 × 54,332.20
  4. Step 4: Simplify right side
    96,771.88x = 7,255,617,482.56
  5. Step 5: Solve for x
    x = 7,255,617,482.56/96,771.88
  6. Step 6: Final answer
    x = 74,976.51

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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.