Home / 118,224.65-163,156.62-64,510.58

Finding the Fourth Proportional to 118,224.65, 163,156.62 and 64,510.58

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Solution

The fourth proportional to 118,224.65, 163,156.62 and 64,510.58 is: 89,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,224.65 : 163,156.62 = 64,510.58 : x
  2. Step 2: Convert to fraction form
    118,224.65/163,156.62 = 64,510.58/x
  3. Step 3: Cross multiply
    118,224.65x = 163,156.62 × 64,510.58
  4. Step 4: Simplify right side
    118,224.65x = 10,525,328,187.04
  5. Step 5: Solve for x
    x = 10,525,328,187.04/118,224.65
  6. Step 6: Final answer
    x = 89,028.20

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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.