Home / 93,346.41-128,825.70-53,072.81

Finding the Fourth Proportional to 93,346.41, 128,825.70 and 53,072.81

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Solution

The fourth proportional to 93,346.41, 128,825.70 and 53,072.81 is: 73,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346.41 : 128,825.70 = 53,072.81 : x
  2. Step 2: Convert to fraction form
    93,346.41/128,825.70 = 53,072.81/x
  3. Step 3: Cross multiply
    93,346.41x = 128,825.70 × 53,072.81
  4. Step 4: Simplify right side
    93,346.41x = 6,837,141,899.22
  5. Step 5: Solve for x
    x = 6,837,141,899.22/93,346.41
  6. Step 6: Final answer
    x = 73,244.83

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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.