Home / 127,004.25-175,271.94-70,415.64

Finding the Fourth Proportional to 127,004.25, 175,271.94 and 70,415.64

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Solution

The fourth proportional to 127,004.25, 175,271.94 and 70,415.64 is: 97,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,004.25 : 175,271.94 = 70,415.64 : x
  2. Step 2: Convert to fraction form
    127,004.25/175,271.94 = 70,415.64/x
  3. Step 3: Cross multiply
    127,004.25x = 175,271.94 × 70,415.64
  4. Step 4: Simplify right side
    127,004.25x = 12,341,885,829.14
  5. Step 5: Solve for x
    x = 12,341,885,829.14/127,004.25
  6. Step 6: Final answer
    x = 97,176.95

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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.