Home / 164,224.10-246,278.55-85,312.10

Finding the Fourth Proportional to 164,224.10, 246,278.55 and 85,312.10

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Solution

The fourth proportional to 164,224.10, 246,278.55 and 85,312.10 is: 127,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,224.10 : 246,278.55 = 85,312.10 : x
  2. Step 2: Convert to fraction form
    164,224.10/246,278.55 = 85,312.10/x
  3. Step 3: Cross multiply
    164,224.10x = 246,278.55 × 85,312.10
  4. Step 4: Simplify right side
    164,224.10x = 21,010,540,285.46
  5. Step 5: Solve for x
    x = 21,010,540,285.46/164,224.10
  6. Step 6: Final answer
    x = 127,938.23

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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.