Home / 53,212.76-73,434.12-29,340.38

Finding the Fourth Proportional to 53,212.76, 73,434.12 and 29,340.38

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Solution

The fourth proportional to 53,212.76, 73,434.12 and 29,340.38 is: 40,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212.76 : 73,434.12 = 29,340.38 : x
  2. Step 2: Convert to fraction form
    53,212.76/73,434.12 = 29,340.38/x
  3. Step 3: Cross multiply
    53,212.76x = 73,434.12 × 29,340.38
  4. Step 4: Simplify right side
    53,212.76x = 2,154,584,985.77
  5. Step 5: Solve for x
    x = 2,154,584,985.77/53,212.76
  6. Step 6: Final answer
    x = 40,490.01

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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.