Home / 140,886.20-211,349.04-46,123.80

Finding the Fourth Proportional to 140,886.20, 211,349.04 and 46,123.80

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Solution

The fourth proportional to 140,886.20, 211,349.04 and 46,123.80 is: 69,192.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,886.20 : 211,349.04 = 46,123.80 : x
  2. Step 2: Convert to fraction form
    140,886.20/211,349.04 = 46,123.80/x
  3. Step 3: Cross multiply
    140,886.20x = 211,349.04 × 46,123.80
  4. Step 4: Simplify right side
    140,886.20x = 9,748,220,851.15
  5. Step 5: Solve for x
    x = 9,748,220,851.15/140,886.20
  6. Step 6: Final answer
    x = 69,192.16

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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.