Home / 52,461.15-78,693.56-16,922.40

Finding the Fourth Proportional to 52,461.15, 78,693.56 and 16,922.40

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Solution

The fourth proportional to 52,461.15, 78,693.56 and 16,922.40 is: 25,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,461.15 : 78,693.56 = 16,922.40 : x
  2. Step 2: Convert to fraction form
    52,461.15/78,693.56 = 16,922.40/x
  3. Step 3: Cross multiply
    52,461.15x = 78,693.56 × 16,922.40
  4. Step 4: Simplify right side
    52,461.15x = 1,331,683,815.13
  5. Step 5: Solve for x
    x = 1,331,683,815.13/52,461.15
  6. Step 6: Final answer
    x = 25,384.19

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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.