Home / 58,833.30-81,148.89-38,683.74

Finding the Fourth Proportional to 58,833.30, 81,148.89 and 38,683.74

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Solution

The fourth proportional to 58,833.30, 81,148.89 and 38,683.74 is: 53,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,833.30 : 81,148.89 = 38,683.74 : x
  2. Step 2: Convert to fraction form
    58,833.30/81,148.89 = 38,683.74/x
  3. Step 3: Cross multiply
    58,833.30x = 81,148.89 × 38,683.74
  4. Step 4: Simplify right side
    58,833.30x = 3,139,142,562.05
  5. Step 5: Solve for x
    x = 3,139,142,562.05/58,833.30
  6. Step 6: Final answer
    x = 53,356.56

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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.