Home / 132,570.98-182,951.80-72,145.52

Finding the Fourth Proportional to 132,570.98, 182,951.80 and 72,145.52

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Solution

The fourth proportional to 132,570.98, 182,951.80 and 72,145.52 is: 99,562.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,570.98 : 182,951.80 = 72,145.52 : x
  2. Step 2: Convert to fraction form
    132,570.98/182,951.80 = 72,145.52/x
  3. Step 3: Cross multiply
    132,570.98x = 182,951.80 × 72,145.52
  4. Step 4: Simplify right side
    132,570.98x = 13,199,152,385.21
  5. Step 5: Solve for x
    x = 13,199,152,385.21/132,570.98
  6. Step 6: Final answer
    x = 99,562.91

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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.