Home / 157,830.83-236,746.22-57,947.79

Finding the Fourth Proportional to 157,830.83, 236,746.22 and 57,947.79

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Solution

The fourth proportional to 157,830.83, 236,746.22 and 57,947.79 is: 86,921.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,830.83 : 236,746.22 = 57,947.79 : x
  2. Step 2: Convert to fraction form
    157,830.83/236,746.22 = 57,947.79/x
  3. Step 3: Cross multiply
    157,830.83x = 236,746.22 × 57,947.79
  4. Step 4: Simplify right side
    157,830.83x = 13,718,919,950.11
  5. Step 5: Solve for x
    x = 13,718,919,950.11/157,830.83
  6. Step 6: Final answer
    x = 86,921.68

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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.