Home / 107,410.06-148,206.34-62,071.43

Finding the Fourth Proportional to 107,410.06, 148,206.34 and 62,071.43

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Solution

The fourth proportional to 107,410.06, 148,206.34 and 62,071.43 is: 85,647.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,410.06 : 148,206.34 = 62,071.43 : x
  2. Step 2: Convert to fraction form
    107,410.06/148,206.34 = 62,071.43/x
  3. Step 3: Cross multiply
    107,410.06x = 148,206.34 × 62,071.43
  4. Step 4: Simplify right side
    107,410.06x = 9,199,378,795.42
  5. Step 5: Solve for x
    x = 9,199,378,795.42/107,410.06
  6. Step 6: Final answer
    x = 85,647.27

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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.