Home / 46,505.12-64,191.12-31,609.76

Finding the Fourth Proportional to 46,505.12, 64,191.12 and 31,609.76

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Solution

The fourth proportional to 46,505.12, 64,191.12 and 31,609.76 is: 43,631.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,505.12 : 64,191.12 = 31,609.76 : x
  2. Step 2: Convert to fraction form
    46,505.12/64,191.12 = 31,609.76/x
  3. Step 3: Cross multiply
    46,505.12x = 64,191.12 × 31,609.76
  4. Step 4: Simplify right side
    46,505.12x = 2,029,065,897.33
  5. Step 5: Solve for x
    x = 2,029,065,897.33/46,505.12
  6. Step 6: Final answer
    x = 43,631.02

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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.