Home / 211,599.18-317,432.73-61,820.46

Finding the Fourth Proportional to 211,599.18, 317,432.73 and 61,820.46

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Solution

The fourth proportional to 211,599.18, 317,432.73 and 61,820.46 is: 92,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,599.18 : 317,432.73 = 61,820.46 : x
  2. Step 2: Convert to fraction form
    211,599.18/317,432.73 = 61,820.46/x
  3. Step 3: Cross multiply
    211,599.18x = 317,432.73 × 61,820.46
  4. Step 4: Simplify right side
    211,599.18x = 19,623,837,387.66
  5. Step 5: Solve for x
    x = 19,623,837,387.66/211,599.18
  6. Step 6: Final answer
    x = 92,740.61

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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.