Home / 107,526.96-148,378.80-59,777.40

Finding the Fourth Proportional to 107,526.96, 148,378.80 and 59,777.40

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Solution

The fourth proportional to 107,526.96, 148,378.80 and 59,777.40 is: 82,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,526.96 : 148,378.80 = 59,777.40 : x
  2. Step 2: Convert to fraction form
    107,526.96/148,378.80 = 59,777.40/x
  3. Step 3: Cross multiply
    107,526.96x = 148,378.80 × 59,777.40
  4. Step 4: Simplify right side
    107,526.96x = 8,869,698,879.12
  5. Step 5: Solve for x
    x = 8,869,698,879.12/107,526.96
  6. Step 6: Final answer
    x = 82,488.14

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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.