Home / 93,754.86-129,381.57-51,313.38

Finding the Fourth Proportional to 93,754.86, 129,381.57 and 51,313.38

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Solution

The fourth proportional to 93,754.86, 129,381.57 and 51,313.38 is: 70,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,754.86 : 129,381.57 = 51,313.38 : x
  2. Step 2: Convert to fraction form
    93,754.86/129,381.57 = 51,313.38/x
  3. Step 3: Cross multiply
    93,754.86x = 129,381.57 × 51,313.38
  4. Step 4: Simplify right side
    93,754.86x = 6,639,005,666.41
  5. Step 5: Solve for x
    x = 6,639,005,666.41/93,754.86
  6. Step 6: Final answer
    x = 70,812.39

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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.