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Finding the Fourth Proportional to 59,967.95, 90,006.80 and 30,406.19

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Solution

The fourth proportional to 59,967.95, 90,006.80 and 30,406.19 is: 45,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,967.95 : 90,006.80 = 30,406.19 : x
  2. Step 2: Convert to fraction form
    59,967.95/90,006.80 = 30,406.19/x
  3. Step 3: Cross multiply
    59,967.95x = 90,006.80 × 30,406.19
  4. Step 4: Simplify right side
    59,967.95x = 2,736,763,260.03
  5. Step 5: Solve for x
    x = 2,736,763,260.03/59,967.95
  6. Step 6: Final answer
    x = 45,637.10

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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.