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Finding the Fourth Proportional to 15,458.62, 23,187.62 and 4,365.06

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Solution

The fourth proportional to 15,458.62, 23,187.62 and 4,365.06 is: 6,547.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458.62 : 23,187.62 = 4,365.06 : x
  2. Step 2: Convert to fraction form
    15,458.62/23,187.62 = 4,365.06/x
  3. Step 3: Cross multiply
    15,458.62x = 23,187.62 × 4,365.06
  4. Step 4: Simplify right side
    15,458.62x = 101,215,352.56
  5. Step 5: Solve for x
    x = 101,215,352.56/15,458.62
  6. Step 6: Final answer
    x = 6,547.50

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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.