Home / 127,706.34-176,232.60-70,351.03

Finding the Fourth Proportional to 127,706.34, 176,232.60 and 70,351.03

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Solution

The fourth proportional to 127,706.34, 176,232.60 and 70,351.03 is: 97,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,706.34 : 176,232.60 = 70,351.03 : x
  2. Step 2: Convert to fraction form
    127,706.34/176,232.60 = 70,351.03/x
  3. Step 3: Cross multiply
    127,706.34x = 176,232.60 × 70,351.03
  4. Step 4: Simplify right side
    127,706.34x = 12,398,144,929.58
  5. Step 5: Solve for x
    x = 12,398,144,929.58/127,706.34
  6. Step 6: Final answer
    x = 97,083.24

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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.