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Finding the Fourth Proportional to 93,977.78, 140,931.51 and 37,798.89

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Solution

The fourth proportional to 93,977.78, 140,931.51 and 37,798.89 is: 56,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,977.78 : 140,931.51 = 37,798.89 : x
  2. Step 2: Convert to fraction form
    93,977.78/140,931.51 = 37,798.89/x
  3. Step 3: Cross multiply
    93,977.78x = 140,931.51 × 37,798.89
  4. Step 4: Simplify right side
    93,977.78x = 5,327,054,644.02
  5. Step 5: Solve for x
    x = 5,327,054,644.02/93,977.78
  6. Step 6: Final answer
    x = 56,684.20

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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.