Home / 116,857.08-175,065.30-57,623.40

Finding the Fourth Proportional to 116,857.08, 175,065.30 and 57,623.40

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Solution

The fourth proportional to 116,857.08, 175,065.30 and 57,623.40 is: 86,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,857.08 : 175,065.30 = 57,623.40 : x
  2. Step 2: Convert to fraction form
    116,857.08/175,065.30 = 57,623.40/x
  3. Step 3: Cross multiply
    116,857.08x = 175,065.30 × 57,623.40
  4. Step 4: Simplify right side
    116,857.08x = 10,087,857,808.02
  5. Step 5: Solve for x
    x = 10,087,857,808.02/116,857.08
  6. Step 6: Final answer
    x = 86,326.46

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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.