Home / 56,060.19-77,361.12-30,566.07

Finding the Fourth Proportional to 56,060.19, 77,361.12 and 30,566.07

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Solution

The fourth proportional to 56,060.19, 77,361.12 and 30,566.07 is: 42,180.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,060.19 : 77,361.12 = 30,566.07 : x
  2. Step 2: Convert to fraction form
    56,060.19/77,361.12 = 30,566.07/x
  3. Step 3: Cross multiply
    56,060.19x = 77,361.12 × 30,566.07
  4. Step 4: Simplify right side
    56,060.19x = 2,364,625,409.20
  5. Step 5: Solve for x
    x = 2,364,625,409.20/56,060.19
  6. Step 6: Final answer
    x = 42,180.12

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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.