Home / 64,802.02-89,427.20-36,123.50

Finding the Fourth Proportional to 64,802.02, 89,427.20 and 36,123.50

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Solution

The fourth proportional to 64,802.02, 89,427.20 and 36,123.50 is: 49,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,802.02 : 89,427.20 = 36,123.50 : x
  2. Step 2: Convert to fraction form
    64,802.02/89,427.20 = 36,123.50/x
  3. Step 3: Cross multiply
    64,802.02x = 89,427.20 × 36,123.50
  4. Step 4: Simplify right side
    64,802.02x = 3,230,423,502.15
  5. Step 5: Solve for x
    x = 3,230,423,502.15/64,802.02
  6. Step 6: Final answer
    x = 49,850.66

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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.