Home / 126,560.34-174,656.79-69,975.36

Finding the Fourth Proportional to 126,560.34, 174,656.79 and 69,975.36

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Solution

The fourth proportional to 126,560.34, 174,656.79 and 69,975.36 is: 96,567.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,560.34 : 174,656.79 = 69,975.36 : x
  2. Step 2: Convert to fraction form
    126,560.34/174,656.79 = 69,975.36/x
  3. Step 3: Cross multiply
    126,560.34x = 174,656.79 × 69,975.36
  4. Step 4: Simplify right side
    126,560.34x = 12,221,671,756.69
  5. Step 5: Solve for x
    x = 12,221,671,756.69/126,560.34
  6. Step 6: Final answer
    x = 96,567.94

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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.