Home / 51,904.09-71,627.65-28,030.76

Finding the Fourth Proportional to 51,904.09, 71,627.65 and 28,030.76

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Solution

The fourth proportional to 51,904.09, 71,627.65 and 28,030.76 is: 38,682.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,904.09 : 71,627.65 = 28,030.76 : x
  2. Step 2: Convert to fraction form
    51,904.09/71,627.65 = 28,030.76/x
  3. Step 3: Cross multiply
    51,904.09x = 71,627.65 × 28,030.76
  4. Step 4: Simplify right side
    51,904.09x = 2,007,777,466.51
  5. Step 5: Solve for x
    x = 2,007,777,466.51/51,904.09
  6. Step 6: Final answer
    x = 38,682.45

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Double scale
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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.