Home / 153,317.40-230,005.32-53,506.09

Finding the Fourth Proportional to 153,317.40, 230,005.32 and 53,506.09

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Solution

The fourth proportional to 153,317.40, 230,005.32 and 53,506.09 is: 80,269.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,317.40 : 230,005.32 = 53,506.09 : x
  2. Step 2: Convert to fraction form
    153,317.40/230,005.32 = 53,506.09/x
  3. Step 3: Cross multiply
    153,317.40x = 230,005.32 × 53,506.09
  4. Step 4: Simplify right side
    153,317.40x = 12,306,685,352.40
  5. Step 5: Solve for x
    x = 12,306,685,352.40/153,317.40
  6. Step 6: Final answer
    x = 80,269.33

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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.