Home / 64,881.32-89,536.23-36,587.02

Finding the Fourth Proportional to 64,881.32, 89,536.23 and 36,587.02

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Solution

The fourth proportional to 64,881.32, 89,536.23 and 36,587.02 is: 50,490.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,881.32 : 89,536.23 = 36,587.02 : x
  2. Step 2: Convert to fraction form
    64,881.32/89,536.23 = 36,587.02/x
  3. Step 3: Cross multiply
    64,881.32x = 89,536.23 × 36,587.02
  4. Step 4: Simplify right side
    64,881.32x = 3,275,863,390.05
  5. Step 5: Solve for x
    x = 3,275,863,390.05/64,881.32
  6. Step 6: Final answer
    x = 50,490.09

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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.