Home / 157,058.82-235,590.73-38,730.20

Finding the Fourth Proportional to 157,058.82, 235,590.73 and 38,730.20

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Solution

The fourth proportional to 157,058.82, 235,590.73 and 38,730.20 is: 58,095.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,058.82 : 235,590.73 = 38,730.20 : x
  2. Step 2: Convert to fraction form
    157,058.82/235,590.73 = 38,730.20/x
  3. Step 3: Cross multiply
    157,058.82x = 235,590.73 × 38,730.20
  4. Step 4: Simplify right side
    157,058.82x = 9,124,476,091.05
  5. Step 5: Solve for x
    x = 9,124,476,091.05/157,058.82
  6. Step 6: Final answer
    x = 58,095.92

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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.