Home / 132,853.67-183,333.80-72,423.35

Finding the Fourth Proportional to 132,853.67, 183,333.80 and 72,423.35

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Solution

The fourth proportional to 132,853.67, 183,333.80 and 72,423.35 is: 99,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,853.67 : 183,333.80 = 72,423.35 : x
  2. Step 2: Convert to fraction form
    132,853.67/183,333.80 = 72,423.35/x
  3. Step 3: Cross multiply
    132,853.67x = 183,333.80 × 72,423.35
  4. Step 4: Simplify right side
    132,853.67x = 13,277,647,508.74
  5. Step 5: Solve for x
    x = 13,277,647,508.74/132,853.67
  6. Step 6: Final answer
    x = 99,941.90

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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.