Home / 40,929.51-61,417.81-17,235.19

Finding the Fourth Proportional to 40,929.51, 61,417.81 and 17,235.19

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Solution

The fourth proportional to 40,929.51, 61,417.81 and 17,235.19 is: 25,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,929.51 : 61,417.81 = 17,235.19 : x
  2. Step 2: Convert to fraction form
    40,929.51/61,417.81 = 17,235.19/x
  3. Step 3: Cross multiply
    40,929.51x = 61,417.81 × 17,235.19
  4. Step 4: Simplify right side
    40,929.51x = 1,058,547,428.10
  5. Step 5: Solve for x
    x = 1,058,547,428.10/40,929.51
  6. Step 6: Final answer
    x = 25,862.69

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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.