Home / 43,045.83-64,573.67-11,457.25

Finding the Fourth Proportional to 43,045.83, 64,573.67 and 11,457.25

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Solution

The fourth proportional to 43,045.83, 64,573.67 and 11,457.25 is: 17,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,045.83 : 64,573.67 = 11,457.25 : x
  2. Step 2: Convert to fraction form
    43,045.83/64,573.67 = 11,457.25/x
  3. Step 3: Cross multiply
    43,045.83x = 64,573.67 × 11,457.25
  4. Step 4: Simplify right side
    43,045.83x = 739,836,547.82
  5. Step 5: Solve for x
    x = 739,836,547.82/43,045.83
  6. Step 6: Final answer
    x = 17,187.18

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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.