Home / 258,641.07-357,088.65-177,105.76

Finding the Fourth Proportional to 258,641.07, 357,088.65 and 177,105.76

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Solution

The fourth proportional to 258,641.07, 357,088.65 and 177,105.76 is: 244,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,641.07 : 357,088.65 = 177,105.76 : x
  2. Step 2: Convert to fraction form
    258,641.07/357,088.65 = 177,105.76/x
  3. Step 3: Cross multiply
    258,641.07x = 357,088.65 × 177,105.76
  4. Step 4: Simplify right side
    258,641.07x = 63,242,454,960.18
  5. Step 5: Solve for x
    x = 63,242,454,960.18/258,641.07
  6. Step 6: Final answer
    x = 244,518.22

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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.