Home / 93,648.18-129,236.55-51,210.66

Finding the Fourth Proportional to 93,648.18, 129,236.55 and 51,210.66

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Solution

The fourth proportional to 93,648.18, 129,236.55 and 51,210.66 is: 70,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,648.18 : 129,236.55 = 51,210.66 : x
  2. Step 2: Convert to fraction form
    93,648.18/129,236.55 = 51,210.66/x
  3. Step 3: Cross multiply
    93,648.18x = 129,236.55 × 51,210.66
  4. Step 4: Simplify right side
    93,648.18x = 6,618,289,021.62
  5. Step 5: Solve for x
    x = 6,618,289,021.62/93,648.18
  6. Step 6: Final answer
    x = 70,671.84

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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.