Home / 85,535.21-118,034.87-46,772.31

Finding the Fourth Proportional to 85,535.21, 118,034.87 and 46,772.31

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Solution

The fourth proportional to 85,535.21, 118,034.87 and 46,772.31 is: 64,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,535.21 : 118,034.87 = 46,772.31 : x
  2. Step 2: Convert to fraction form
    85,535.21/118,034.87 = 46,772.31/x
  3. Step 3: Cross multiply
    85,535.21x = 118,034.87 × 46,772.31
  4. Step 4: Simplify right side
    85,535.21x = 5,520,763,296.59
  5. Step 5: Solve for x
    x = 5,520,763,296.59/85,535.21
  6. Step 6: Final answer
    x = 64,543.75

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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.