Home / 58,683.36-87,993.18-20,713.62

Finding the Fourth Proportional to 58,683.36, 87,993.18 and 20,713.62

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Solution

The fourth proportional to 58,683.36, 87,993.18 and 20,713.62 is: 31,059.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,683.36 : 87,993.18 = 20,713.62 : x
  2. Step 2: Convert to fraction form
    58,683.36/87,993.18 = 20,713.62/x
  3. Step 3: Cross multiply
    58,683.36x = 87,993.18 × 20,713.62
  4. Step 4: Simplify right side
    58,683.36x = 1,822,657,293.11
  5. Step 5: Solve for x
    x = 1,822,657,293.11/58,683.36
  6. Step 6: Final answer
    x = 31,059.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.