Home / 43,124.46-64,669.87-13,132.18

Finding the Fourth Proportional to 43,124.46, 64,669.87 and 13,132.18

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Solution

The fourth proportional to 43,124.46, 64,669.87 and 13,132.18 is: 19,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,124.46 : 64,669.87 = 13,132.18 : x
  2. Step 2: Convert to fraction form
    43,124.46/64,669.87 = 13,132.18/x
  3. Step 3: Cross multiply
    43,124.46x = 64,669.87 × 13,132.18
  4. Step 4: Simplify right side
    43,124.46x = 849,256,373.42
  5. Step 5: Solve for x
    x = 849,256,373.42/43,124.46
  6. Step 6: Final answer
    x = 19,693.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.