Home / 53,065.53-73,228.89-29,192.21

Finding the Fourth Proportional to 53,065.53, 73,228.89 and 29,192.21

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Solution

The fourth proportional to 53,065.53, 73,228.89 and 29,192.21 is: 40,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,065.53 : 73,228.89 = 29,192.21 : x
  2. Step 2: Convert to fraction form
    53,065.53/73,228.89 = 29,192.21/x
  3. Step 3: Cross multiply
    53,065.53x = 73,228.89 × 29,192.21
  4. Step 4: Simplify right side
    53,065.53x = 2,137,712,841.78
  5. Step 5: Solve for x
    x = 2,137,712,841.78/53,065.53
  6. Step 6: Final answer
    x = 40,284.40

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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.