Home / 157,036.95-216,691.31-106,160.37

Finding the Fourth Proportional to 157,036.95, 216,691.31 and 106,160.37

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Solution

The fourth proportional to 157,036.95, 216,691.31 and 106,160.37 is: 146,488.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,036.95 : 216,691.31 = 106,160.37 : x
  2. Step 2: Convert to fraction form
    157,036.95/216,691.31 = 106,160.37/x
  3. Step 3: Cross multiply
    157,036.95x = 216,691.31 × 106,160.37
  4. Step 4: Simplify right side
    157,036.95x = 23,004,029,114.58
  5. Step 5: Solve for x
    x = 23,004,029,114.58/157,036.95
  6. Step 6: Final answer
    x = 146,488.00

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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.