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Finding the Fourth Proportional to 35,488.95, 48,975.08 and 19,572.99

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Solution

The fourth proportional to 35,488.95, 48,975.08 and 19,572.99 is: 27,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488.95 : 48,975.08 = 19,572.99 : x
  2. Step 2: Convert to fraction form
    35,488.95/48,975.08 = 19,572.99/x
  3. Step 3: Cross multiply
    35,488.95x = 48,975.08 × 19,572.99
  4. Step 4: Simplify right side
    35,488.95x = 958,588,653.22
  5. Step 5: Solve for x
    x = 958,588,653.22/35,488.95
  6. Step 6: Final answer
    x = 27,010.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.