Home / 107,558.88-148,432.68-59,816.40

Finding the Fourth Proportional to 107,558.88, 148,432.68 and 59,816.40

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Solution

The fourth proportional to 107,558.88, 148,432.68 and 59,816.40 is: 82,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,558.88 : 148,432.68 = 59,816.40 : x
  2. Step 2: Convert to fraction form
    107,558.88/148,432.68 = 59,816.40/x
  3. Step 3: Cross multiply
    107,558.88x = 148,432.68 × 59,816.40
  4. Step 4: Simplify right side
    107,558.88x = 8,878,708,559.95
  5. Step 5: Solve for x
    x = 8,878,708,559.95/107,558.88
  6. Step 6: Final answer
    x = 82,547.42

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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.