Home / 107,009.76-147,624.48-69,296.16

Finding the Fourth Proportional to 107,009.76, 147,624.48 and 69,296.16

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Solution

The fourth proportional to 107,009.76, 147,624.48 and 69,296.16 is: 95,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,009.76 : 147,624.48 = 69,296.16 : x
  2. Step 2: Convert to fraction form
    107,009.76/147,624.48 = 69,296.16/x
  3. Step 3: Cross multiply
    107,009.76x = 147,624.48 × 69,296.16
  4. Step 4: Simplify right side
    107,009.76x = 10,229,809,586.00
  5. Step 5: Solve for x
    x = 10,229,809,586.00/107,009.76
  6. Step 6: Final answer
    x = 95,596.98

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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.