Home / 122,836.57-183,959.58-70,086.13

Finding the Fourth Proportional to 122,836.57, 183,959.58 and 70,086.13

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Solution

The fourth proportional to 122,836.57, 183,959.58 and 70,086.13 is: 104,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,836.57 : 183,959.58 = 70,086.13 : x
  2. Step 2: Convert to fraction form
    122,836.57/183,959.58 = 70,086.13/x
  3. Step 3: Cross multiply
    122,836.57x = 183,959.58 × 70,086.13
  4. Step 4: Simplify right side
    122,836.57x = 12,893,015,038.63
  5. Step 5: Solve for x
    x = 12,893,015,038.63/122,836.57
  6. Step 6: Final answer
    x = 104,960.72

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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.