Home / 103,670.05-155,505.08-37,112.35

Finding the Fourth Proportional to 103,670.05, 155,505.08 and 37,112.35

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Solution

The fourth proportional to 103,670.05, 155,505.08 and 37,112.35 is: 55,668.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670.05 : 155,505.08 = 37,112.35 : x
  2. Step 2: Convert to fraction form
    103,670.05/155,505.08 = 37,112.35/x
  3. Step 3: Cross multiply
    103,670.05x = 155,505.08 × 37,112.35
  4. Step 4: Simplify right side
    103,670.05x = 5,771,158,955.74
  5. Step 5: Solve for x
    x = 5,771,158,955.74/103,670.05
  6. Step 6: Final answer
    x = 55,668.53

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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.