Home / 126,970.08-175,213.68-69,608.16

Finding the Fourth Proportional to 126,970.08, 175,213.68 and 69,608.16

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Solution

The fourth proportional to 126,970.08, 175,213.68 and 69,608.16 is: 96,056.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,970.08 : 175,213.68 = 69,608.16 : x
  2. Step 2: Convert to fraction form
    126,970.08/175,213.68 = 69,608.16/x
  3. Step 3: Cross multiply
    126,970.08x = 175,213.68 × 69,608.16
  4. Step 4: Simplify right side
    126,970.08x = 12,196,301,871.63
  5. Step 5: Solve for x
    x = 12,196,301,871.63/126,970.08
  6. Step 6: Final answer
    x = 96,056.50

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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.