Home / 248,177.16-342,482.94-135,000.36

Finding the Fourth Proportional to 248,177.16, 342,482.94 and 135,000.36

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Solution

The fourth proportional to 248,177.16, 342,482.94 and 135,000.36 is: 186,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,177.16 : 342,482.94 = 135,000.36 : x
  2. Step 2: Convert to fraction form
    248,177.16/342,482.94 = 135,000.36/x
  3. Step 3: Cross multiply
    248,177.16x = 342,482.94 × 135,000.36
  4. Step 4: Simplify right side
    248,177.16x = 46,235,320,193.86
  5. Step 5: Solve for x
    x = 46,235,320,193.86/248,177.16
  6. Step 6: Final answer
    x = 186,299.66

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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.