Home / 43,045.74-64,570.05-11,881.26

Finding the Fourth Proportional to 43,045.74, 64,570.05 and 11,881.26

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Solution

The fourth proportional to 43,045.74, 64,570.05 and 11,881.26 is: 17,822.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,045.74 : 64,570.05 = 11,881.26 : x
  2. Step 2: Convert to fraction form
    43,045.74/64,570.05 = 11,881.26/x
  3. Step 3: Cross multiply
    43,045.74x = 64,570.05 × 11,881.26
  4. Step 4: Simplify right side
    43,045.74x = 767,173,552.26
  5. Step 5: Solve for x
    x = 767,173,552.26/43,045.74
  6. Step 6: Final answer
    x = 17,822.29

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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.