Home / 107,336.40-148,124.88-58,940.40

Finding the Fourth Proportional to 107,336.40, 148,124.88 and 58,940.40

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Solution

The fourth proportional to 107,336.40, 148,124.88 and 58,940.40 is: 81,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,336.40 : 148,124.88 = 58,940.40 : x
  2. Step 2: Convert to fraction form
    107,336.40/148,124.88 = 58,940.40/x
  3. Step 3: Cross multiply
    107,336.40x = 148,124.88 × 58,940.40
  4. Step 4: Simplify right side
    107,336.40x = 8,730,539,677.15
  5. Step 5: Solve for x
    x = 8,730,539,677.15/107,336.40
  6. Step 6: Final answer
    x = 81,338.11

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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.