Home / 85,948.90-118,607.64-47,706.22

Finding the Fourth Proportional to 85,948.90, 118,607.64 and 47,706.22

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Solution

The fourth proportional to 85,948.90, 118,607.64 and 47,706.22 is: 65,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,948.90 : 118,607.64 = 47,706.22 : x
  2. Step 2: Convert to fraction form
    85,948.90/118,607.64 = 47,706.22/x
  3. Step 3: Cross multiply
    85,948.90x = 118,607.64 × 47,706.22
  4. Step 4: Simplify right side
    85,948.90x = 5,658,322,167.52
  5. Step 5: Solve for x
    x = 5,658,322,167.52/85,948.90
  6. Step 6: Final answer
    x = 65,833.56

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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.