Home / 96,828.95-133,636.50-54,387.52

Finding the Fourth Proportional to 96,828.95, 133,636.50 and 54,387.52

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Solution

The fourth proportional to 96,828.95, 133,636.50 and 54,387.52 is: 75,061.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,828.95 : 133,636.50 = 54,387.52 : x
  2. Step 2: Convert to fraction form
    96,828.95/133,636.50 = 54,387.52/x
  3. Step 3: Cross multiply
    96,828.95x = 133,636.50 × 54,387.52
  4. Step 4: Simplify right side
    96,828.95x = 7,268,157,482.39
  5. Step 5: Solve for x
    x = 7,268,157,482.39/96,828.95
  6. Step 6: Final answer
    x = 75,061.82

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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.