Home / 261,966.24-392,620.55-112,030.16

Finding the Fourth Proportional to 261,966.24, 392,620.55 and 112,030.16

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Solution

The fourth proportional to 261,966.24, 392,620.55 and 112,030.16 is: 167,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,966.24 : 392,620.55 = 112,030.16 : x
  2. Step 2: Convert to fraction form
    261,966.24/392,620.55 = 112,030.16/x
  3. Step 3: Cross multiply
    261,966.24x = 392,620.55 × 112,030.16
  4. Step 4: Simplify right side
    261,966.24x = 43,985,340,512.53
  5. Step 5: Solve for x
    x = 43,985,340,512.53/261,966.24
  6. Step 6: Final answer
    x = 167,904.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.