Home / 52,220.16-78,330.42-16,683.03

Finding the Fourth Proportional to 52,220.16, 78,330.42 and 16,683.03

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Solution

The fourth proportional to 52,220.16, 78,330.42 and 16,683.03 is: 25,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,220.16 : 78,330.42 = 16,683.03 : x
  2. Step 2: Convert to fraction form
    52,220.16/78,330.42 = 16,683.03/x
  3. Step 3: Cross multiply
    52,220.16x = 78,330.42 × 16,683.03
  4. Step 4: Simplify right side
    52,220.16x = 1,306,788,746.77
  5. Step 5: Solve for x
    x = 1,306,788,746.77/52,220.16
  6. Step 6: Final answer
    x = 25,024.60

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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.