Home / 258,746.33-357,036.14-144,029.81

Finding the Fourth Proportional to 258,746.33, 357,036.14 and 144,029.81

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Solution

The fourth proportional to 258,746.33, 357,036.14 and 144,029.81 is: 198,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,746.33 : 357,036.14 = 144,029.81 : x
  2. Step 2: Convert to fraction form
    258,746.33/357,036.14 = 144,029.81/x
  3. Step 3: Cross multiply
    258,746.33x = 357,036.14 × 144,029.81
  4. Step 4: Simplify right side
    258,746.33x = 51,423,845,982.23
  5. Step 5: Solve for x
    x = 51,423,845,982.23/258,746.33
  6. Step 6: Final answer
    x = 198,742.32

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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.