Home / 57,010.42-78,699.36-43,582.24

Finding the Fourth Proportional to 57,010.42, 78,699.36 and 43,582.24

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Solution

The fourth proportional to 57,010.42, 78,699.36 and 43,582.24 is: 60,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,010.42 : 78,699.36 = 43,582.24 : x
  2. Step 2: Convert to fraction form
    57,010.42/78,699.36 = 43,582.24/x
  3. Step 3: Cross multiply
    57,010.42x = 78,699.36 × 43,582.24
  4. Step 4: Simplify right side
    57,010.42x = 3,429,894,395.37
  5. Step 5: Solve for x
    x = 3,429,894,395.37/57,010.42
  6. Step 6: Final answer
    x = 60,162.59

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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.