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Finding the Fourth Proportional to 181,838.61, 250,936.65 and 101,267.10

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Solution

The fourth proportional to 181,838.61, 250,936.65 and 101,267.10 is: 139,748.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,838.61 : 250,936.65 = 101,267.10 : x
  2. Step 2: Convert to fraction form
    181,838.61/250,936.65 = 101,267.10/x
  3. Step 3: Cross multiply
    181,838.61x = 250,936.65 × 101,267.10
  4. Step 4: Simplify right side
    181,838.61x = 25,411,626,829.22
  5. Step 5: Solve for x
    x = 25,411,626,829.22/181,838.61
  6. Step 6: Final answer
    x = 139,748.25

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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.