Home / 53,701.22-74,107.70-29,830.11

Finding the Fourth Proportional to 53,701.22, 74,107.70 and 29,830.11

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Solution

The fourth proportional to 53,701.22, 74,107.70 and 29,830.11 is: 41,165.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,701.22 : 74,107.70 = 29,830.11 : x
  2. Step 2: Convert to fraction form
    53,701.22/74,107.70 = 29,830.11/x
  3. Step 3: Cross multiply
    53,701.22x = 74,107.70 × 29,830.11
  4. Step 4: Simplify right side
    53,701.22x = 2,210,640,693.70
  5. Step 5: Solve for x
    x = 2,210,640,693.70/53,701.22
  6. Step 6: Final answer
    x = 41,165.56

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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.