Home / 107,619.12-148,499.76-59,866.32

Finding the Fourth Proportional to 107,619.12, 148,499.76 and 59,866.32

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Solution

The fourth proportional to 107,619.12, 148,499.76 and 59,866.32 is: 82,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,619.12 : 148,499.76 = 59,866.32 : x
  2. Step 2: Convert to fraction form
    107,619.12/148,499.76 = 59,866.32/x
  3. Step 3: Cross multiply
    107,619.12x = 148,499.76 × 59,866.32
  4. Step 4: Simplify right side
    107,619.12x = 8,890,134,152.08
  5. Step 5: Solve for x
    x = 8,890,134,152.08/107,619.12
  6. Step 6: Final answer
    x = 82,607.39

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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.