Home / 64,852.17-89,509.91-40,963.65

Finding the Fourth Proportional to 64,852.17, 89,509.91 and 40,963.65

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Solution

The fourth proportional to 64,852.17, 89,509.91 and 40,963.65 is: 56,538.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,852.17 : 89,509.91 = 40,963.65 : x
  2. Step 2: Convert to fraction form
    64,852.17/89,509.91 = 40,963.65/x
  3. Step 3: Cross multiply
    64,852.17x = 89,509.91 × 40,963.65
  4. Step 4: Simplify right side
    64,852.17x = 3,666,652,419.95
  5. Step 5: Solve for x
    x = 3,666,652,419.95/64,852.17
  6. Step 6: Final answer
    x = 56,538.62

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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.