Home / 96,542.50-133,089.06-67,774.56

Finding the Fourth Proportional to 96,542.50, 133,089.06 and 67,774.56

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Solution

The fourth proportional to 96,542.50, 133,089.06 and 67,774.56 is: 93,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,542.50 : 133,089.06 = 67,774.56 : x
  2. Step 2: Convert to fraction form
    96,542.50/133,089.06 = 67,774.56/x
  3. Step 3: Cross multiply
    96,542.50x = 133,089.06 × 67,774.56
  4. Step 4: Simplify right side
    96,542.50x = 9,020,052,482.31
  5. Step 5: Solve for x
    x = 9,020,052,482.31/96,542.50
  6. Step 6: Final answer
    x = 93,430.90

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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.