Home / 66,182.40-99,252.27-21,798.59

Finding the Fourth Proportional to 66,182.40, 99,252.27 and 21,798.59

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Solution

The fourth proportional to 66,182.40, 99,252.27 and 21,798.59 is: 32,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,182.40 : 99,252.27 = 21,798.59 : x
  2. Step 2: Convert to fraction form
    66,182.40/99,252.27 = 21,798.59/x
  3. Step 3: Cross multiply
    66,182.40x = 99,252.27 × 21,798.59
  4. Step 4: Simplify right side
    66,182.40x = 2,163,559,044.04
  5. Step 5: Solve for x
    x = 2,163,559,044.04/66,182.40
  6. Step 6: Final answer
    x = 32,690.85

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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.