Home / 112,526.95-168,873.38-53,362.79

Finding the Fourth Proportional to 112,526.95, 168,873.38 and 53,362.79

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Solution

The fourth proportional to 112,526.95, 168,873.38 and 53,362.79 is: 80,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,526.95 : 168,873.38 = 53,362.79 : x
  2. Step 2: Convert to fraction form
    112,526.95/168,873.38 = 53,362.79/x
  3. Step 3: Cross multiply
    112,526.95x = 168,873.38 × 53,362.79
  4. Step 4: Simplify right side
    112,526.95x = 9,011,554,713.53
  5. Step 5: Solve for x
    x = 9,011,554,713.53/112,526.95
  6. Step 6: Final answer
    x = 80,083.52

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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.