Home / 61,048.08-84,247.19-34,190.40

Finding the Fourth Proportional to 61,048.08, 84,247.19 and 34,190.40

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Solution

The fourth proportional to 61,048.08, 84,247.19 and 34,190.40 is: 47,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,048.08 : 84,247.19 = 34,190.40 : x
  2. Step 2: Convert to fraction form
    61,048.08/84,247.19 = 34,190.40/x
  3. Step 3: Cross multiply
    61,048.08x = 84,247.19 × 34,190.40
  4. Step 4: Simplify right side
    61,048.08x = 2,880,445,398.16
  5. Step 5: Solve for x
    x = 2,880,445,398.16/61,048.08
  6. Step 6: Final answer
    x = 47,183.23

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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.