Home / 162,263.93-242,384.01-120,226.11

Finding the Fourth Proportional to 162,263.93, 242,384.01 and 120,226.11

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Solution

The fourth proportional to 162,263.93, 242,384.01 and 120,226.11 is: 179,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,263.93 : 242,384.01 = 120,226.11 : x
  2. Step 2: Convert to fraction form
    162,263.93/242,384.01 = 120,226.11/x
  3. Step 3: Cross multiply
    162,263.93x = 242,384.01 × 120,226.11
  4. Step 4: Simplify right side
    162,263.93x = 29,140,886,648.50
  5. Step 5: Solve for x
    x = 29,140,886,648.50/162,263.93
  6. Step 6: Final answer
    x = 179,589.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.