Home / 101,827.05-152,740.44-57,433.65

Finding the Fourth Proportional to 101,827.05, 152,740.44 and 57,433.65

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Solution

The fourth proportional to 101,827.05, 152,740.44 and 57,433.65 is: 86,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,827.05 : 152,740.44 = 57,433.65 : x
  2. Step 2: Convert to fraction form
    101,827.05/152,740.44 = 57,433.65/x
  3. Step 3: Cross multiply
    101,827.05x = 152,740.44 × 57,433.65
  4. Step 4: Simplify right side
    101,827.05x = 8,772,440,971.81
  5. Step 5: Solve for x
    x = 8,772,440,971.81/101,827.05
  6. Step 6: Final answer
    x = 86,150.40

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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.