Home / 59,666.40-82,339.20-34,178.40

Finding the Fourth Proportional to 59,666.40, 82,339.20 and 34,178.40

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Solution

The fourth proportional to 59,666.40, 82,339.20 and 34,178.40 is: 47,165.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,666.40 : 82,339.20 = 34,178.40 : x
  2. Step 2: Convert to fraction form
    59,666.40/82,339.20 = 34,178.40/x
  3. Step 3: Cross multiply
    59,666.40x = 82,339.20 × 34,178.40
  4. Step 4: Simplify right side
    59,666.40x = 2,814,222,113.28
  5. Step 5: Solve for x
    x = 2,814,222,113.28/59,666.40
  6. Step 6: Final answer
    x = 47,165.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.