Home / 168,342.30-232,312.11-92,890.74

Finding the Fourth Proportional to 168,342.30, 232,312.11 and 92,890.74

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Solution

The fourth proportional to 168,342.30, 232,312.11 and 92,890.74 is: 128,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,342.30 : 232,312.11 = 92,890.74 : x
  2. Step 2: Convert to fraction form
    168,342.30/232,312.11 = 92,890.74/x
  3. Step 3: Cross multiply
    168,342.30x = 232,312.11 × 92,890.74
  4. Step 4: Simplify right side
    168,342.30x = 21,579,643,808.86
  5. Step 5: Solve for x
    x = 21,579,643,808.86/168,342.30
  6. Step 6: Final answer
    x = 128,189.08

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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.