Home / 53,733.18-74,154.32-29,860.05

Finding the Fourth Proportional to 53,733.18, 74,154.32 and 29,860.05

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Solution

The fourth proportional to 53,733.18, 74,154.32 and 29,860.05 is: 41,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733.18 : 74,154.32 = 29,860.05 : x
  2. Step 2: Convert to fraction form
    53,733.18/74,154.32 = 29,860.05/x
  3. Step 3: Cross multiply
    53,733.18x = 74,154.32 × 29,860.05
  4. Step 4: Simplify right side
    53,733.18x = 2,214,251,702.92
  5. Step 5: Solve for x
    x = 2,214,251,702.92/53,733.18
  6. Step 6: Final answer
    x = 41,208.28

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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.