Home / 58,775.05-81,110.53-33,280.74

Finding the Fourth Proportional to 58,775.05, 81,110.53 and 33,280.74

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Solution

The fourth proportional to 58,775.05, 81,110.53 and 33,280.74 is: 45,927.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,775.05 : 81,110.53 = 33,280.74 : x
  2. Step 2: Convert to fraction form
    58,775.05/81,110.53 = 33,280.74/x
  3. Step 3: Cross multiply
    58,775.05x = 81,110.53 × 33,280.74
  4. Step 4: Simplify right side
    58,775.05x = 2,699,418,460.19
  5. Step 5: Solve for x
    x = 2,699,418,460.19/58,775.05
  6. Step 6: Final answer
    x = 45,927.97

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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.