Home / 143,001.08-214,501.60-49,506.80

Finding the Fourth Proportional to 143,001.08, 214,501.60 and 49,506.80

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Solution

The fourth proportional to 143,001.08, 214,501.60 and 49,506.80 is: 74,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,001.08 : 214,501.60 = 49,506.80 : x
  2. Step 2: Convert to fraction form
    143,001.08/214,501.60 = 49,506.80/x
  3. Step 3: Cross multiply
    143,001.08x = 214,501.60 × 49,506.80
  4. Step 4: Simplify right side
    143,001.08x = 10,619,287,810.88
  5. Step 5: Solve for x
    x = 10,619,287,810.88/143,001.08
  6. Step 6: Final answer
    x = 74,260.19

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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.