Home / 70,275.12-96,980.84-38,444.24

Finding the Fourth Proportional to 70,275.12, 96,980.84 and 38,444.24

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Solution

The fourth proportional to 70,275.12, 96,980.84 and 38,444.24 is: 53,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,275.12 : 96,980.84 = 38,444.24 : x
  2. Step 2: Convert to fraction form
    70,275.12/96,980.84 = 38,444.24/x
  3. Step 3: Cross multiply
    70,275.12x = 96,980.84 × 38,444.24
  4. Step 4: Simplify right side
    70,275.12x = 3,728,354,688.36
  5. Step 5: Solve for x
    x = 3,728,354,688.36/70,275.12
  6. Step 6: Final answer
    x = 53,053.69

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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.