Home / 127,186.10-175,516.68-70,597.34

Finding the Fourth Proportional to 127,186.10, 175,516.68 and 70,597.34

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Solution

The fourth proportional to 127,186.10, 175,516.68 and 70,597.34 is: 97,424.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,186.10 : 175,516.68 = 70,597.34 : x
  2. Step 2: Convert to fraction form
    127,186.10/175,516.68 = 70,597.34/x
  3. Step 3: Cross multiply
    127,186.10x = 175,516.68 × 70,597.34
  4. Step 4: Simplify right side
    127,186.10x = 12,391,010,733.63
  5. Step 5: Solve for x
    x = 12,391,010,733.63/127,186.10
  6. Step 6: Final answer
    x = 97,424.25

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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.