Home / 113,875.32-170,813.30-67,063.80

Finding the Fourth Proportional to 113,875.32, 170,813.30 and 67,063.80

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Solution

The fourth proportional to 113,875.32, 170,813.30 and 67,063.80 is: 100,595.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,875.32 : 170,813.30 = 67,063.80 : x
  2. Step 2: Convert to fraction form
    113,875.32/170,813.30 = 67,063.80/x
  3. Step 3: Cross multiply
    113,875.32x = 170,813.30 × 67,063.80
  4. Step 4: Simplify right side
    113,875.32x = 11,455,388,988.54
  5. Step 5: Solve for x
    x = 11,455,388,988.54/113,875.32
  6. Step 6: Final answer
    x = 100,595.89

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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.