Home / 59,978.06-89,482.14-53,999.72

Finding the Fourth Proportional to 59,978.06, 89,482.14 and 53,999.72

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Solution

The fourth proportional to 59,978.06, 89,482.14 and 53,999.72 is: 80,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,978.06 : 89,482.14 = 53,999.72 : x
  2. Step 2: Convert to fraction form
    59,978.06/89,482.14 = 53,999.72/x
  3. Step 3: Cross multiply
    59,978.06x = 89,482.14 × 53,999.72
  4. Step 4: Simplify right side
    59,978.06x = 4,832,010,505.00
  5. Step 5: Solve for x
    x = 4,832,010,505.00/59,978.06
  6. Step 6: Final answer
    x = 80,562.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.