Home / 144,870.08-217,301.79-38,261.54

Finding the Fourth Proportional to 144,870.08, 217,301.79 and 38,261.54

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Solution

The fourth proportional to 144,870.08, 217,301.79 and 38,261.54 is: 57,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,870.08 : 217,301.79 = 38,261.54 : x
  2. Step 2: Convert to fraction form
    144,870.08/217,301.79 = 38,261.54/x
  3. Step 3: Cross multiply
    144,870.08x = 217,301.79 × 38,261.54
  4. Step 4: Simplify right side
    144,870.08x = 8,314,301,816.89
  5. Step 5: Solve for x
    x = 8,314,301,816.89/144,870.08
  6. Step 6: Final answer
    x = 57,391.44

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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.