Home / 64,953.74-89,649.51-38,110.34

Finding the Fourth Proportional to 64,953.74, 89,649.51 and 38,110.34

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Solution

The fourth proportional to 64,953.74, 89,649.51 and 38,110.34 is: 52,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,953.74 : 89,649.51 = 38,110.34 : x
  2. Step 2: Convert to fraction form
    64,953.74/89,649.51 = 38,110.34/x
  3. Step 3: Cross multiply
    64,953.74x = 89,649.51 × 38,110.34
  4. Step 4: Simplify right side
    64,953.74x = 3,416,573,306.93
  5. Step 5: Solve for x
    x = 3,416,573,306.93/64,953.74
  6. Step 6: Final answer
    x = 52,600.10

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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.