Home / 168,417.12-232,414.20-92,964

Finding the Fourth Proportional to 168,417.12, 232,414.20 and 92,964

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Solution

The fourth proportional to 168,417.12, 232,414.20 and 92,964 is: 128,289.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,417.12 : 232,414.20 = 92,964 : x
  2. Step 2: Convert to fraction form
    168,417.12/232,414.20 = 92,964/x
  3. Step 3: Cross multiply
    168,417.12x = 232,414.20 × 92,964
  4. Step 4: Simplify right side
    168,417.12x = 21,606,153,688.80
  5. Step 5: Solve for x
    x = 21,606,153,688.80/168,417.12
  6. Step 6: Final answer
    x = 128,289.53

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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.