Home / 240,938.02-332,485.50-138,967.66

Finding the Fourth Proportional to 240,938.02, 332,485.50 and 138,967.66

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Solution

The fourth proportional to 240,938.02, 332,485.50 and 138,967.66 is: 191,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,938.02 : 332,485.50 = 138,967.66 : x
  2. Step 2: Convert to fraction form
    240,938.02/332,485.50 = 138,967.66/x
  3. Step 3: Cross multiply
    240,938.02x = 332,485.50 × 138,967.66
  4. Step 4: Simplify right side
    240,938.02x = 46,204,731,918.93
  5. Step 5: Solve for x
    x = 46,204,731,918.93/240,938.02
  6. Step 6: Final answer
    x = 191,770.20

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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.