Home / 64,846.17-89,501.63-40,957.65

Finding the Fourth Proportional to 64,846.17, 89,501.63 and 40,957.65

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Solution

The fourth proportional to 64,846.17, 89,501.63 and 40,957.65 is: 56,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,846.17 : 89,501.63 = 40,957.65 : x
  2. Step 2: Convert to fraction form
    64,846.17/89,501.63 = 40,957.65/x
  3. Step 3: Cross multiply
    64,846.17x = 89,501.63 × 40,957.65
  4. Step 4: Simplify right side
    64,846.17x = 3,665,776,231.18
  5. Step 5: Solve for x
    x = 3,665,776,231.18/64,846.17
  6. Step 6: Final answer
    x = 56,530.34

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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.