Home / 136,353.02-188,166.70-75,924.39

Finding the Fourth Proportional to 136,353.02, 188,166.70 and 75,924.39

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Solution

The fourth proportional to 136,353.02, 188,166.70 and 75,924.39 is: 104,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,353.02 : 188,166.70 = 75,924.39 : x
  2. Step 2: Convert to fraction form
    136,353.02/188,166.70 = 75,924.39/x
  3. Step 3: Cross multiply
    136,353.02x = 188,166.70 × 75,924.39
  4. Step 4: Simplify right side
    136,353.02x = 14,286,441,536.19
  5. Step 5: Solve for x
    x = 14,286,441,536.19/136,353.02
  6. Step 6: Final answer
    x = 104,775.40

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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.