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Finding the Fourth Proportional to 70,897.13, 97,844.93 and 52,960.98

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Solution

The fourth proportional to 70,897.13, 97,844.93 and 52,960.98 is: 73,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,897.13 : 97,844.93 = 52,960.98 : x
  2. Step 2: Convert to fraction form
    70,897.13/97,844.93 = 52,960.98/x
  3. Step 3: Cross multiply
    70,897.13x = 97,844.93 × 52,960.98
  4. Step 4: Simplify right side
    70,897.13x = 5,181,963,380.83
  5. Step 5: Solve for x
    x = 5,181,963,380.83/70,897.13
  6. Step 6: Final answer
    x = 73,091.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.