Home / 43,700.10-65,552.59-12,534.50

Finding the Fourth Proportional to 43,700.10, 65,552.59 and 12,534.50

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Solution

The fourth proportional to 43,700.10, 65,552.59 and 12,534.50 is: 18,802.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,700.10 : 65,552.59 = 12,534.50 : x
  2. Step 2: Convert to fraction form
    43,700.10/65,552.59 = 12,534.50/x
  3. Step 3: Cross multiply
    43,700.10x = 65,552.59 × 12,534.50
  4. Step 4: Simplify right side
    43,700.10x = 821,668,939.36
  5. Step 5: Solve for x
    x = 821,668,939.36/43,700.10
  6. Step 6: Final answer
    x = 18,802.45

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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.