Home / 107,474.67-148,303.26-62,145.81

Finding the Fourth Proportional to 107,474.67, 148,303.26 and 62,145.81

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Solution

The fourth proportional to 107,474.67, 148,303.26 and 62,145.81 is: 85,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,474.67 : 148,303.26 = 62,145.81 : x
  2. Step 2: Convert to fraction form
    107,474.67/148,303.26 = 62,145.81/x
  3. Step 3: Cross multiply
    107,474.67x = 148,303.26 × 62,145.81
  4. Step 4: Simplify right side
    107,474.67x = 9,216,426,218.34
  5. Step 5: Solve for x
    x = 9,216,426,218.34/107,474.67
  6. Step 6: Final answer
    x = 85,754.40

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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.