Home / 159,055.27-238,582.95-74,753.53

Finding the Fourth Proportional to 159,055.27, 238,582.95 and 74,753.53

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Solution

The fourth proportional to 159,055.27, 238,582.95 and 74,753.53 is: 112,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,055.27 : 238,582.95 = 74,753.53 : x
  2. Step 2: Convert to fraction form
    159,055.27/238,582.95 = 74,753.53/x
  3. Step 3: Cross multiply
    159,055.27x = 238,582.95 × 74,753.53
  4. Step 4: Simplify right side
    159,055.27x = 17,834,917,710.31
  5. Step 5: Solve for x
    x = 17,834,917,710.31/159,055.27
  6. Step 6: Final answer
    x = 112,130.32

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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.