Home / 93,460.17-128,973.38-53,173.07

Finding the Fourth Proportional to 93,460.17, 128,973.38 and 53,173.07

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Solution

The fourth proportional to 93,460.17, 128,973.38 and 53,173.07 is: 73,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,460.17 : 128,973.38 = 53,173.07 : x
  2. Step 2: Convert to fraction form
    93,460.17/128,973.38 = 53,173.07/x
  3. Step 3: Cross multiply
    93,460.17x = 128,973.38 × 53,173.07
  4. Step 4: Simplify right side
    93,460.17x = 6,857,910,391.94
  5. Step 5: Solve for x
    x = 6,857,910,391.94/93,460.17
  6. Step 6: Final answer
    x = 73,377.90

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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.