Home / 93,340.49-128,805.21-53,048.93

Finding the Fourth Proportional to 93,340.49, 128,805.21 and 53,048.93

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Solution

The fourth proportional to 93,340.49, 128,805.21 and 53,048.93 is: 73,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,340.49 : 128,805.21 = 53,048.93 : x
  2. Step 2: Convert to fraction form
    93,340.49/128,805.21 = 53,048.93/x
  3. Step 3: Cross multiply
    93,340.49x = 128,805.21 × 53,048.93
  4. Step 4: Simplify right side
    93,340.49x = 6,832,978,568.93
  5. Step 5: Solve for x
    x = 6,832,978,568.93/93,340.49
  6. Step 6: Final answer
    x = 73,204.87

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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.