Home / 42,230.58-58,278.22-26,315.09

Finding the Fourth Proportional to 42,230.58, 58,278.22 and 26,315.09

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Solution

The fourth proportional to 42,230.58, 58,278.22 and 26,315.09 is: 36,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,230.58 : 58,278.22 = 26,315.09 : x
  2. Step 2: Convert to fraction form
    42,230.58/58,278.22 = 26,315.09/x
  3. Step 3: Cross multiply
    42,230.58x = 58,278.22 × 26,315.09
  4. Step 4: Simplify right side
    42,230.58x = 1,533,596,465.70
  5. Step 5: Solve for x
    x = 1,533,596,465.70/42,230.58
  6. Step 6: Final answer
    x = 36,314.84

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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.