Home / 102,376.98-153,528.75-39,214.86

Finding the Fourth Proportional to 102,376.98, 153,528.75 and 39,214.86

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Solution

The fourth proportional to 102,376.98, 153,528.75 and 39,214.86 is: 58,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,376.98 : 153,528.75 = 39,214.86 : x
  2. Step 2: Convert to fraction form
    102,376.98/153,528.75 = 39,214.86/x
  3. Step 3: Cross multiply
    102,376.98x = 153,528.75 × 39,214.86
  4. Step 4: Simplify right side
    102,376.98x = 6,020,608,437.23
  5. Step 5: Solve for x
    x = 6,020,608,437.23/102,376.98
  6. Step 6: Final answer
    x = 58,808.22

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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.