Home / 42,279.84-58,345.44-23,416.56

Finding the Fourth Proportional to 42,279.84, 58,345.44 and 23,416.56

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Solution

The fourth proportional to 42,279.84, 58,345.44 and 23,416.56 is: 32,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,279.84 : 58,345.44 = 23,416.56 : x
  2. Step 2: Convert to fraction form
    42,279.84/58,345.44 = 23,416.56/x
  3. Step 3: Cross multiply
    42,279.84x = 58,345.44 × 23,416.56
  4. Step 4: Simplify right side
    42,279.84x = 1,366,249,496.49
  5. Step 5: Solve for x
    x = 1,366,249,496.49/42,279.84
  6. Step 6: Final answer
    x = 32,314.44

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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.