Home / 127,186.02-175,509.72-70,594.02

Finding the Fourth Proportional to 127,186.02, 175,509.72 and 70,594.02

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Solution

The fourth proportional to 127,186.02, 175,509.72 and 70,594.02 is: 97,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,186.02 : 175,509.72 = 70,594.02 : x
  2. Step 2: Convert to fraction form
    127,186.02/175,509.72 = 70,594.02/x
  3. Step 3: Cross multiply
    127,186.02x = 175,509.72 × 70,594.02
  4. Step 4: Simplify right side
    127,186.02x = 12,389,936,683.87
  5. Step 5: Solve for x
    x = 12,389,936,683.87/127,186.02
  6. Step 6: Final answer
    x = 97,415.87

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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.