Home / 70,254.36-96,949.66-38,423.16

Finding the Fourth Proportional to 70,254.36, 96,949.66 and 38,423.16

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Solution

The fourth proportional to 70,254.36, 96,949.66 and 38,423.16 is: 53,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,254.36 : 96,949.66 = 38,423.16 : x
  2. Step 2: Convert to fraction form
    70,254.36/96,949.66 = 38,423.16/x
  3. Step 3: Cross multiply
    70,254.36x = 96,949.66 × 38,423.16
  4. Step 4: Simplify right side
    70,254.36x = 3,725,112,298.13
  5. Step 5: Solve for x
    x = 3,725,112,298.13/70,254.36
  6. Step 6: Final answer
    x = 53,023.22

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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.