Home / 93,769.83-129,404.34-51,328.38

Finding the Fourth Proportional to 93,769.83, 129,404.34 and 51,328.38

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Solution

The fourth proportional to 93,769.83, 129,404.34 and 51,328.38 is: 70,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,769.83 : 129,404.34 = 51,328.38 : x
  2. Step 2: Convert to fraction form
    93,769.83/129,404.34 = 51,328.38/x
  3. Step 3: Cross multiply
    93,769.83x = 129,404.34 × 51,328.38
  4. Step 4: Simplify right side
    93,769.83x = 6,642,115,137.17
  5. Step 5: Solve for x
    x = 6,642,115,137.17/93,769.83
  6. Step 6: Final answer
    x = 70,834.25

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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.