Home / 53,695.09-74,098.15-29,820.95

Finding the Fourth Proportional to 53,695.09, 74,098.15 and 29,820.95

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Solution

The fourth proportional to 53,695.09, 74,098.15 and 29,820.95 is: 41,152.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,695.09 : 74,098.15 = 29,820.95 : x
  2. Step 2: Convert to fraction form
    53,695.09/74,098.15 = 29,820.95/x
  3. Step 3: Cross multiply
    53,695.09x = 74,098.15 × 29,820.95
  4. Step 4: Simplify right side
    53,695.09x = 2,209,677,226.24
  5. Step 5: Solve for x
    x = 2,209,677,226.24/53,695.09
  6. Step 6: Final answer
    x = 41,152.31

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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.