Home / 96,752.88-133,521.21-54,312.12

Finding the Fourth Proportional to 96,752.88, 133,521.21 and 54,312.12

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Solution

The fourth proportional to 96,752.88, 133,521.21 and 54,312.12 is: 74,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,752.88 : 133,521.21 = 54,312.12 : x
  2. Step 2: Convert to fraction form
    96,752.88/133,521.21 = 54,312.12/x
  3. Step 3: Cross multiply
    96,752.88x = 133,521.21 × 54,312.12
  4. Step 4: Simplify right side
    96,752.88x = 7,251,819,980.07
  5. Step 5: Solve for x
    x = 7,251,819,980.07/96,752.88
  6. Step 6: Final answer
    x = 74,951.98

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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.