Home / 233,763.74-322,570.68-143,145.40

Finding the Fourth Proportional to 233,763.74, 322,570.68 and 143,145.40

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Solution

The fourth proportional to 233,763.74, 322,570.68 and 143,145.40 is: 197,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,763.74 : 322,570.68 = 143,145.40 : x
  2. Step 2: Convert to fraction form
    233,763.74/322,570.68 = 143,145.40/x
  3. Step 3: Cross multiply
    233,763.74x = 322,570.68 × 143,145.40
  4. Step 4: Simplify right side
    233,763.74x = 46,174,509,016.87
  5. Step 5: Solve for x
    x = 46,174,509,016.87/233,763.74
  6. Step 6: Final answer
    x = 197,526.40

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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.