Home / 165,812.08-248,510.02-70,930.88

Finding the Fourth Proportional to 165,812.08, 248,510.02 and 70,930.88

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Solution

The fourth proportional to 165,812.08, 248,510.02 and 70,930.88 is: 106,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,812.08 : 248,510.02 = 70,930.88 : x
  2. Step 2: Convert to fraction form
    165,812.08/248,510.02 = 70,930.88/x
  3. Step 3: Cross multiply
    165,812.08x = 248,510.02 × 70,930.88
  4. Step 4: Simplify right side
    165,812.08x = 17,627,034,407.42
  5. Step 5: Solve for x
    x = 17,627,034,407.42/165,812.08
  6. Step 6: Final answer
    x = 106,307.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.