Home / 93,344.13-128,809.82-53,052.30

Finding the Fourth Proportional to 93,344.13, 128,809.82 and 53,052.30

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Solution

The fourth proportional to 93,344.13, 128,809.82 and 53,052.30 is: 73,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,344.13 : 128,809.82 = 53,052.30 : x
  2. Step 2: Convert to fraction form
    93,344.13/128,809.82 = 53,052.30/x
  3. Step 3: Cross multiply
    93,344.13x = 128,809.82 × 53,052.30
  4. Step 4: Simplify right side
    93,344.13x = 6,833,656,948.32
  5. Step 5: Solve for x
    x = 6,833,656,948.32/93,344.13
  6. Step 6: Final answer
    x = 73,209.28

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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.