Home / 202,647.03-279,667.38-112,001.04

Finding the Fourth Proportional to 202,647.03, 279,667.38 and 112,001.04

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Solution

The fourth proportional to 202,647.03, 279,667.38 and 112,001.04 is: 154,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,647.03 : 279,667.38 = 112,001.04 : x
  2. Step 2: Convert to fraction form
    202,647.03/279,667.38 = 112,001.04/x
  3. Step 3: Cross multiply
    202,647.03x = 279,667.38 × 112,001.04
  4. Step 4: Simplify right side
    202,647.03x = 31,323,037,728.45
  5. Step 5: Solve for x
    x = 31,323,037,728.45/202,647.03
  6. Step 6: Final answer
    x = 154,569.44

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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.