Home / 53,425.55-79,934.29-46,712.47

Finding the Fourth Proportional to 53,425.55, 79,934.29 and 46,712.47

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Solution

The fourth proportional to 53,425.55, 79,934.29 and 46,712.47 is: 69,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,425.55 : 79,934.29 = 46,712.47 : x
  2. Step 2: Convert to fraction form
    53,425.55/79,934.29 = 46,712.47/x
  3. Step 3: Cross multiply
    53,425.55x = 79,934.29 × 46,712.47
  4. Step 4: Simplify right side
    53,425.55x = 3,733,928,123.60
  5. Step 5: Solve for x
    x = 3,733,928,123.60/53,425.55
  6. Step 6: Final answer
    x = 69,890.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.