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Finding the Fourth Proportional to 60,598.13, 90,911.77 and 19,045.13

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Solution

The fourth proportional to 60,598.13, 90,911.77 and 19,045.13 is: 28,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,598.13 : 90,911.77 = 19,045.13 : x
  2. Step 2: Convert to fraction form
    60,598.13/90,911.77 = 19,045.13/x
  3. Step 3: Cross multiply
    60,598.13x = 90,911.77 × 19,045.13
  4. Step 4: Simplify right side
    60,598.13x = 1,731,425,976.01
  5. Step 5: Solve for x
    x = 1,731,425,976.01/60,598.13
  6. Step 6: Final answer
    x = 28,572.27

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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.