Home / 103,630.05-155,445.08-37,066.14

Finding the Fourth Proportional to 103,630.05, 155,445.08 and 37,066.14

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Solution

The fourth proportional to 103,630.05, 155,445.08 and 37,066.14 is: 55,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,630.05 : 155,445.08 = 37,066.14 : x
  2. Step 2: Convert to fraction form
    103,630.05/155,445.08 = 37,066.14/x
  3. Step 3: Cross multiply
    103,630.05x = 155,445.08 × 37,066.14
  4. Step 4: Simplify right side
    103,630.05x = 5,761,749,097.59
  5. Step 5: Solve for x
    x = 5,761,749,097.59/103,630.05
  6. Step 6: Final answer
    x = 55,599.21

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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.