Home / 53,320.19-79,953.44-17,768.93

Finding the Fourth Proportional to 53,320.19, 79,953.44 and 17,768.93

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Solution

The fourth proportional to 53,320.19, 79,953.44 and 17,768.93 is: 26,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,320.19 : 79,953.44 = 17,768.93 : x
  2. Step 2: Convert to fraction form
    53,320.19/79,953.44 = 17,768.93/x
  3. Step 3: Cross multiply
    53,320.19x = 79,953.44 × 17,768.93
  4. Step 4: Simplify right side
    53,320.19x = 1,420,686,590.01
  5. Step 5: Solve for x
    x = 1,420,686,590.01/53,320.19
  6. Step 6: Final answer
    x = 26,644.44

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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.