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Finding the Fourth Proportional to 37,479.95, 56,219.93 and 9,777.95

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Solution

The fourth proportional to 37,479.95, 56,219.93 and 9,777.95 is: 14,666.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,479.95 : 56,219.93 = 9,777.95 : x
  2. Step 2: Convert to fraction form
    37,479.95/56,219.93 = 9,777.95/x
  3. Step 3: Cross multiply
    37,479.95x = 56,219.93 × 9,777.95
  4. Step 4: Simplify right side
    37,479.95x = 549,715,664.54
  5. Step 5: Solve for x
    x = 549,715,664.54/37,479.95
  6. Step 6: Final answer
    x = 14,666.93

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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.