Home / 77,360.64-106,738.56-45,527.04

Finding the Fourth Proportional to 77,360.64, 106,738.56 and 45,527.04

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Solution

The fourth proportional to 77,360.64, 106,738.56 and 45,527.04 is: 62,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,360.64 : 106,738.56 = 45,527.04 : x
  2. Step 2: Convert to fraction form
    77,360.64/106,738.56 = 45,527.04/x
  3. Step 3: Cross multiply
    77,360.64x = 106,738.56 × 45,527.04
  4. Step 4: Simplify right side
    77,360.64x = 4,859,490,690.66
  5. Step 5: Solve for x
    x = 4,859,490,690.66/77,360.64
  6. Step 6: Final answer
    x = 62,816.06

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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.