Home / 103,566.40-155,349.60-37,008.70

Finding the Fourth Proportional to 103,566.40, 155,349.60 and 37,008.70

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Solution

The fourth proportional to 103,566.40, 155,349.60 and 37,008.70 is: 55,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,566.40 : 155,349.60 = 37,008.70 : x
  2. Step 2: Convert to fraction form
    103,566.40/155,349.60 = 37,008.70/x
  3. Step 3: Cross multiply
    103,566.40x = 155,349.60 × 37,008.70
  4. Step 4: Simplify right side
    103,566.40x = 5,749,286,741.52
  5. Step 5: Solve for x
    x = 5,749,286,741.52/103,566.40
  6. Step 6: Final answer
    x = 55,513.05

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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.