Home / 60,004.05-89,980.42-20,565.15

Finding the Fourth Proportional to 60,004.05, 89,980.42 and 20,565.15

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Solution

The fourth proportional to 60,004.05, 89,980.42 and 20,565.15 is: 30,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,004.05 : 89,980.42 = 20,565.15 : x
  2. Step 2: Convert to fraction form
    60,004.05/89,980.42 = 20,565.15/x
  3. Step 3: Cross multiply
    60,004.05x = 89,980.42 × 20,565.15
  4. Step 4: Simplify right side
    60,004.05x = 1,850,460,834.36
  5. Step 5: Solve for x
    x = 1,850,460,834.36/60,004.05
  6. Step 6: Final answer
    x = 30,838.93

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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.