Home / 113,715.76-170,678.68-57,595.32

Finding the Fourth Proportional to 113,715.76, 170,678.68 and 57,595.32

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Solution

The fourth proportional to 113,715.76, 170,678.68 and 57,595.32 is: 86,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,715.76 : 170,678.68 = 57,595.32 : x
  2. Step 2: Convert to fraction form
    113,715.76/170,678.68 = 57,595.32/x
  3. Step 3: Cross multiply
    113,715.76x = 170,678.68 × 57,595.32
  4. Step 4: Simplify right side
    113,715.76x = 9,830,293,191.78
  5. Step 5: Solve for x
    x = 9,830,293,191.78/113,715.76
  6. Step 6: Final answer
    x = 86,446.18

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1.5x scale

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.