Home / 127,080.84-175,392.58-70,510.44

Finding the Fourth Proportional to 127,080.84, 175,392.58 and 70,510.44

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Solution

The fourth proportional to 127,080.84, 175,392.58 and 70,510.44 is: 97,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,080.84 : 175,392.58 = 70,510.44 : x
  2. Step 2: Convert to fraction form
    127,080.84/175,392.58 = 70,510.44/x
  3. Step 3: Cross multiply
    127,080.84x = 175,392.58 × 70,510.44
  4. Step 4: Simplify right side
    127,080.84x = 12,367,007,988.54
  5. Step 5: Solve for x
    x = 12,367,007,988.54/127,080.84
  6. Step 6: Final answer
    x = 97,316.07

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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.