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Finding the Fourth Proportional to 176,000.01, 242,865 and 99,515.36

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Solution

The fourth proportional to 176,000.01, 242,865 and 99,515.36 is: 137,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,000.01 : 242,865 = 99,515.36 : x
  2. Step 2: Convert to fraction form
    176,000.01/242,865 = 99,515.36/x
  3. Step 3: Cross multiply
    176,000.01x = 242,865 × 99,515.36
  4. Step 4: Simplify right side
    176,000.01x = 24,168,796,692.08
  5. Step 5: Solve for x
    x = 24,168,796,692.08/176,000.01
  6. Step 6: Final answer
    x = 137,322.70

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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.