Home / 52,506.48-78,792.36-21,341.70

Finding the Fourth Proportional to 52,506.48, 78,792.36 and 21,341.70

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Solution

The fourth proportional to 52,506.48, 78,792.36 and 21,341.70 is: 32,025.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,506.48 : 78,792.36 = 21,341.70 : x
  2. Step 2: Convert to fraction form
    52,506.48/78,792.36 = 21,341.70/x
  3. Step 3: Cross multiply
    52,506.48x = 78,792.36 × 21,341.70
  4. Step 4: Simplify right side
    52,506.48x = 1,681,562,909.41
  5. Step 5: Solve for x
    x = 1,681,562,909.41/52,506.48
  6. Step 6: Final answer
    x = 32,025.82

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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.