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Finding the Fourth Proportional to 64,767.80, 97,151.70 and 37,068.60

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Solution

The fourth proportional to 64,767.80, 97,151.70 and 37,068.60 is: 55,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,767.80 : 97,151.70 = 37,068.60 : x
  2. Step 2: Convert to fraction form
    64,767.80/97,151.70 = 37,068.60/x
  3. Step 3: Cross multiply
    64,767.80x = 97,151.70 × 37,068.60
  4. Step 4: Simplify right side
    64,767.80x = 3,601,277,506.62
  5. Step 5: Solve for x
    x = 3,601,277,506.62/64,767.80
  6. Step 6: Final answer
    x = 55,602.90

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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.