Home / 53,020.77-73,168.89-29,148.98

Finding the Fourth Proportional to 53,020.77, 73,168.89 and 29,148.98

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Solution

The fourth proportional to 53,020.77, 73,168.89 and 29,148.98 is: 40,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,020.77 : 73,168.89 = 29,148.98 : x
  2. Step 2: Convert to fraction form
    53,020.77/73,168.89 = 29,148.98/x
  3. Step 3: Cross multiply
    53,020.77x = 73,168.89 × 29,148.98
  4. Step 4: Simplify right side
    53,020.77x = 2,132,798,036.08
  5. Step 5: Solve for x
    x = 2,132,798,036.08/53,020.77
  6. Step 6: Final answer
    x = 40,225.71

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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.