Home / 96,550.31-133,247.63-54,117.05

Finding the Fourth Proportional to 96,550.31, 133,247.63 and 54,117.05

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Solution

The fourth proportional to 96,550.31, 133,247.63 and 54,117.05 is: 74,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,550.31 : 133,247.63 = 54,117.05 : x
  2. Step 2: Convert to fraction form
    96,550.31/133,247.63 = 54,117.05/x
  3. Step 3: Cross multiply
    96,550.31x = 133,247.63 × 54,117.05
  4. Step 4: Simplify right side
    96,550.31x = 7,210,968,124.15
  5. Step 5: Solve for x
    x = 7,210,968,124.15/96,550.31
  6. Step 6: Final answer
    x = 74,686.12

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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.