Home / 155,536.85-233,111.16-66,687.24

Finding the Fourth Proportional to 155,536.85, 233,111.16 and 66,687.24

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Solution

The fourth proportional to 155,536.85, 233,111.16 and 66,687.24 is: 99,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,536.85 : 233,111.16 = 66,687.24 : x
  2. Step 2: Convert to fraction form
    155,536.85/233,111.16 = 66,687.24/x
  3. Step 3: Cross multiply
    155,536.85x = 233,111.16 × 66,687.24
  4. Step 4: Simplify right side
    155,536.85x = 15,545,539,873.60
  5. Step 5: Solve for x
    x = 15,545,539,873.60/155,536.85
  6. Step 6: Final answer
    x = 99,947.64

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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.