Home / 83,503.58-125,124.06-64,574.42

Finding the Fourth Proportional to 83,503.58, 125,124.06 and 64,574.42

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Solution

The fourth proportional to 83,503.58, 125,124.06 and 64,574.42 is: 96,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,503.58 : 125,124.06 = 64,574.42 : x
  2. Step 2: Convert to fraction form
    83,503.58/125,124.06 = 64,574.42/x
  3. Step 3: Cross multiply
    83,503.58x = 125,124.06 × 64,574.42
  4. Step 4: Simplify right side
    83,503.58x = 8,079,813,602.55
  5. Step 5: Solve for x
    x = 8,079,813,602.55/83,503.58
  6. Step 6: Final answer
    x = 96,760.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.