Home / 53,645.99-74,023.89-32,130.69

Finding the Fourth Proportional to 53,645.99, 74,023.89 and 32,130.69

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Solution

The fourth proportional to 53,645.99, 74,023.89 and 32,130.69 is: 44,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645.99 : 74,023.89 = 32,130.69 : x
  2. Step 2: Convert to fraction form
    53,645.99/74,023.89 = 32,130.69/x
  3. Step 3: Cross multiply
    53,645.99x = 74,023.89 × 32,130.69
  4. Step 4: Simplify right side
    53,645.99x = 2,378,438,662.18
  5. Step 5: Solve for x
    x = 2,378,438,662.18/53,645.99
  6. Step 6: Final answer
    x = 44,335.82

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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.