Home / 64,922.47-89,594.52-40,724.46

Finding the Fourth Proportional to 64,922.47, 89,594.52 and 40,724.46

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Solution

The fourth proportional to 64,922.47, 89,594.52 and 40,724.46 is: 56,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,922.47 : 89,594.52 = 40,724.46 : x
  2. Step 2: Convert to fraction form
    64,922.47/89,594.52 = 40,724.46/x
  3. Step 3: Cross multiply
    64,922.47x = 89,594.52 × 40,724.46
  4. Step 4: Simplify right side
    64,922.47x = 3,648,688,242.34
  5. Step 5: Solve for x
    x = 3,648,688,242.34/64,922.47
  6. Step 6: Final answer
    x = 56,200.70

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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.