Home / 132,155.82-182,330.64-84,437.10

Finding the Fourth Proportional to 132,155.82, 182,330.64 and 84,437.10

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Solution

The fourth proportional to 132,155.82, 182,330.64 and 84,437.10 is: 116,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,155.82 : 182,330.64 = 84,437.10 : x
  2. Step 2: Convert to fraction form
    132,155.82/182,330.64 = 84,437.10/x
  3. Step 3: Cross multiply
    132,155.82x = 182,330.64 × 84,437.10
  4. Step 4: Simplify right side
    132,155.82x = 15,395,470,482.74
  5. Step 5: Solve for x
    x = 15,395,470,482.74/132,155.82
  6. Step 6: Final answer
    x = 116,494.84

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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.