Home / 93,850.40-129,501.08-53,561.76

Finding the Fourth Proportional to 93,850.40, 129,501.08 and 53,561.76

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Solution

The fourth proportional to 93,850.40, 129,501.08 and 53,561.76 is: 73,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,850.40 : 129,501.08 = 53,561.76 : x
  2. Step 2: Convert to fraction form
    93,850.40/129,501.08 = 53,561.76/x
  3. Step 3: Cross multiply
    93,850.40x = 129,501.08 × 53,561.76
  4. Step 4: Simplify right side
    93,850.40x = 6,936,305,214.12
  5. Step 5: Solve for x
    x = 6,936,305,214.12/93,850.40
  6. Step 6: Final answer
    x = 73,908.11

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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.