Home / 215,158.02-296,889.21-119,646.33

Finding the Fourth Proportional to 215,158.02, 296,889.21 and 119,646.33

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Solution

The fourth proportional to 215,158.02, 296,889.21 and 119,646.33 is: 165,095.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,158.02 : 296,889.21 = 119,646.33 : x
  2. Step 2: Convert to fraction form
    215,158.02/296,889.21 = 119,646.33/x
  3. Step 3: Cross multiply
    215,158.02x = 296,889.21 × 119,646.33
  4. Step 4: Simplify right side
    215,158.02x = 35,521,704,393.10
  5. Step 5: Solve for x
    x = 35,521,704,393.10/215,158.02
  6. Step 6: Final answer
    x = 165,095.89

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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.