Home / 53,740.71-74,161.63-29,866.90

Finding the Fourth Proportional to 53,740.71, 74,161.63 and 29,866.90

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Solution

The fourth proportional to 53,740.71, 74,161.63 and 29,866.90 is: 41,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,740.71 : 74,161.63 = 29,866.90 : x
  2. Step 2: Convert to fraction form
    53,740.71/74,161.63 = 29,866.90/x
  3. Step 3: Cross multiply
    53,740.71x = 74,161.63 × 29,866.90
  4. Step 4: Simplify right side
    53,740.71x = 2,214,977,987.05
  5. Step 5: Solve for x
    x = 2,214,977,987.05/53,740.71
  6. Step 6: Final answer
    x = 41,216.02

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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.