Home / 85,850.04-118,472.58-48,123.48

Finding the Fourth Proportional to 85,850.04, 118,472.58 and 48,123.48

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Solution

The fourth proportional to 85,850.04, 118,472.58 and 48,123.48 is: 66,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,850.04 : 118,472.58 = 48,123.48 : x
  2. Step 2: Convert to fraction form
    85,850.04/118,472.58 = 48,123.48/x
  3. Step 3: Cross multiply
    85,850.04x = 118,472.58 × 48,123.48
  4. Step 4: Simplify right side
    85,850.04x = 5,701,312,834.18
  5. Step 5: Solve for x
    x = 5,701,312,834.18/85,850.04
  6. Step 6: Final answer
    x = 66,410.14

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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.