Home / 166,154.81-229,283.54-98,155.51

Finding the Fourth Proportional to 166,154.81, 229,283.54 and 98,155.51

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Solution

The fourth proportional to 166,154.81, 229,283.54 and 98,155.51 is: 135,448.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,154.81 : 229,283.54 = 98,155.51 : x
  2. Step 2: Convert to fraction form
    166,154.81/229,283.54 = 98,155.51/x
  3. Step 3: Cross multiply
    166,154.81x = 229,283.54 × 98,155.51
  4. Step 4: Simplify right side
    166,154.81x = 22,505,442,312.53
  5. Step 5: Solve for x
    x = 22,505,442,312.53/166,154.81
  6. Step 6: Final answer
    x = 135,448.64

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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.