Home / 61,612.65-85,019.63-37,735.47

Finding the Fourth Proportional to 61,612.65, 85,019.63 and 37,735.47

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Solution

The fourth proportional to 61,612.65, 85,019.63 and 37,735.47 is: 52,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,612.65 : 85,019.63 = 37,735.47 : x
  2. Step 2: Convert to fraction form
    61,612.65/85,019.63 = 37,735.47/x
  3. Step 3: Cross multiply
    61,612.65x = 85,019.63 × 37,735.47
  4. Step 4: Simplify right side
    61,612.65x = 3,208,255,508.60
  5. Step 5: Solve for x
    x = 3,208,255,508.60/61,612.65
  6. Step 6: Final answer
    x = 52,071.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.