Home / 85,931.30-118,558.60-50,095.94

Finding the Fourth Proportional to 85,931.30, 118,558.60 and 50,095.94

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Solution

The fourth proportional to 85,931.30, 118,558.60 and 50,095.94 is: 69,116.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,931.30 : 118,558.60 = 50,095.94 : x
  2. Step 2: Convert to fraction form
    85,931.30/118,558.60 = 50,095.94/x
  3. Step 3: Cross multiply
    85,931.30x = 118,558.60 × 50,095.94
  4. Step 4: Simplify right side
    85,931.30x = 5,939,304,512.08
  5. Step 5: Solve for x
    x = 5,939,304,512.08/85,931.30
  6. Step 6: Final answer
    x = 69,116.89

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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.