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Finding the Fourth Proportional to 162,075.92, 242,666.04 and 83,019.92

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Solution

The fourth proportional to 162,075.92, 242,666.04 and 83,019.92 is: 124,300.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,075.92 : 242,666.04 = 83,019.92 : x
  2. Step 2: Convert to fraction form
    162,075.92/242,666.04 = 83,019.92/x
  3. Step 3: Cross multiply
    162,075.92x = 242,666.04 × 83,019.92
  4. Step 4: Simplify right side
    162,075.92x = 20,146,115,227.52
  5. Step 5: Solve for x
    x = 20,146,115,227.52/162,075.92
  6. Step 6: Final answer
    x = 124,300.48

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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.