Home / 53,651.72-74,038.83-29,778.60

Finding the Fourth Proportional to 53,651.72, 74,038.83 and 29,778.60

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Solution

The fourth proportional to 53,651.72, 74,038.83 and 29,778.60 is: 41,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.72 : 74,038.83 = 29,778.60 : x
  2. Step 2: Convert to fraction form
    53,651.72/74,038.83 = 29,778.60/x
  3. Step 3: Cross multiply
    53,651.72x = 74,038.83 × 29,778.60
  4. Step 4: Simplify right side
    53,651.72x = 2,204,772,703.04
  5. Step 5: Solve for x
    x = 2,204,772,703.04/53,651.72
  6. Step 6: Final answer
    x = 41,094.17

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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.