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Finding the Fourth Proportional to 37,055, 55,565.70 and 15,985.10

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Solution

The fourth proportional to 37,055, 55,565.70 and 15,985.10 is: 23,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,055 : 55,565.70 = 15,985.10 : x
  2. Step 2: Convert to fraction form
    37,055/55,565.70 = 15,985.10/x
  3. Step 3: Cross multiply
    37,055x = 55,565.70 × 15,985.10
  4. Step 4: Simplify right side
    37,055x = 888,223,271.07
  5. Step 5: Solve for x
    x = 888,223,271.07/37,055
  6. Step 6: Final answer
    x = 23,970.40

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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.