Home / 77,585.40-116,361.66-35,453.52

Finding the Fourth Proportional to 77,585.40, 116,361.66 and 35,453.52

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Solution

The fourth proportional to 77,585.40, 116,361.66 and 35,453.52 is: 53,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,585.40 : 116,361.66 = 35,453.52 : x
  2. Step 2: Convert to fraction form
    77,585.40/116,361.66 = 35,453.52/x
  3. Step 3: Cross multiply
    77,585.40x = 116,361.66 × 35,453.52
  4. Step 4: Simplify right side
    77,585.40x = 4,125,430,440.04
  5. Step 5: Solve for x
    x = 4,125,430,440.04/77,585.40
  6. Step 6: Final answer
    x = 53,172.77

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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.