Home / 61,090.20-84,303.78-34,233.80

Finding the Fourth Proportional to 61,090.20, 84,303.78 and 34,233.80

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Solution

The fourth proportional to 61,090.20, 84,303.78 and 34,233.80 is: 47,242.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,090.20 : 84,303.78 = 34,233.80 : x
  2. Step 2: Convert to fraction form
    61,090.20/84,303.78 = 34,233.80/x
  3. Step 3: Cross multiply
    61,090.20x = 84,303.78 × 34,233.80
  4. Step 4: Simplify right side
    61,090.20x = 2,886,038,743.76
  5. Step 5: Solve for x
    x = 2,886,038,743.76/61,090.20
  6. Step 6: Final answer
    x = 47,242.25

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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.