Home / 93,816.85-129,463.37-51,374.65

Finding the Fourth Proportional to 93,816.85, 129,463.37 and 51,374.65

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Solution

The fourth proportional to 93,816.85, 129,463.37 and 51,374.65 is: 70,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,816.85 : 129,463.37 = 51,374.65 : x
  2. Step 2: Convert to fraction form
    93,816.85/129,463.37 = 51,374.65/x
  3. Step 3: Cross multiply
    93,816.85x = 129,463.37 × 51,374.65
  4. Step 4: Simplify right side
    93,816.85x = 6,651,135,064.70
  5. Step 5: Solve for x
    x = 6,651,135,064.70/93,816.85
  6. Step 6: Final answer
    x = 70,894.89

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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.