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Finding the Fourth Proportional to 22,124.93, 33,187.86 and 7,335

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Solution

The fourth proportional to 22,124.93, 33,187.86 and 7,335 is: 11,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.93 : 33,187.86 = 7,335 : x
  2. Step 2: Convert to fraction form
    22,124.93/33,187.86 = 7,335/x
  3. Step 3: Cross multiply
    22,124.93x = 33,187.86 × 7,335
  4. Step 4: Simplify right side
    22,124.93x = 243,432,953.10
  5. Step 5: Solve for x
    x = 243,432,953.10/22,124.93
  6. Step 6: Final answer
    x = 11,002.66

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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.