Home / 43,509.14-65,146.59-22,688.66

Finding the Fourth Proportional to 43,509.14, 65,146.59 and 22,688.66

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Solution

The fourth proportional to 43,509.14, 65,146.59 and 22,688.66 is: 33,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,509.14 : 65,146.59 = 22,688.66 : x
  2. Step 2: Convert to fraction form
    43,509.14/65,146.59 = 22,688.66/x
  3. Step 3: Cross multiply
    43,509.14x = 65,146.59 × 22,688.66
  4. Step 4: Simplify right side
    43,509.14x = 1,478,088,830.67
  5. Step 5: Solve for x
    x = 1,478,088,830.67/43,509.14
  6. Step 6: Final answer
    x = 33,971.92

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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.