Home / 259,153.17-357,637.29-144,443.61

Finding the Fourth Proportional to 259,153.17, 357,637.29 and 144,443.61

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Solution

The fourth proportional to 259,153.17, 357,637.29 and 144,443.61 is: 199,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,153.17 : 357,637.29 = 144,443.61 : x
  2. Step 2: Convert to fraction form
    259,153.17/357,637.29 = 144,443.61/x
  3. Step 3: Cross multiply
    259,153.17x = 357,637.29 × 144,443.61
  4. Step 4: Simplify right side
    259,153.17x = 51,658,421,238.22
  5. Step 5: Solve for x
    x = 51,658,421,238.22/259,153.17
  6. Step 6: Final answer
    x = 199,335.48

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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.