Home / 93,398.48-128,884.65-53,122.04

Finding the Fourth Proportional to 93,398.48, 128,884.65 and 53,122.04

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Solution

The fourth proportional to 93,398.48, 128,884.65 and 53,122.04 is: 73,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,398.48 : 128,884.65 = 53,122.04 : x
  2. Step 2: Convert to fraction form
    93,398.48/128,884.65 = 53,122.04/x
  3. Step 3: Cross multiply
    93,398.48x = 128,884.65 × 53,122.04
  4. Step 4: Simplify right side
    93,398.48x = 6,846,615,532.69
  5. Step 5: Solve for x
    x = 6,846,615,532.69/93,398.48
  6. Step 6: Final answer
    x = 73,305.43

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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.