Home / 246,505.95-340,178.20-133,328.70

Finding the Fourth Proportional to 246,505.95, 340,178.20 and 133,328.70

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Solution

The fourth proportional to 246,505.95, 340,178.20 and 133,328.70 is: 183,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,505.95 : 340,178.20 = 133,328.70 : x
  2. Step 2: Convert to fraction form
    246,505.95/340,178.20 = 133,328.70/x
  3. Step 3: Cross multiply
    246,505.95x = 340,178.20 × 133,328.70
  4. Step 4: Simplify right side
    246,505.95x = 45,355,516,841.02
  5. Step 5: Solve for x
    x = 45,355,516,841.02/246,505.95
  6. Step 6: Final answer
    x = 183,993.60

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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.