Home / 186,259.77-257,044.03-114,681.08

Finding the Fourth Proportional to 186,259.77, 257,044.03 and 114,681.08

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Solution

The fourth proportional to 186,259.77, 257,044.03 and 114,681.08 is: 158,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,259.77 : 257,044.03 = 114,681.08 : x
  2. Step 2: Convert to fraction form
    186,259.77/257,044.03 = 114,681.08/x
  3. Step 3: Cross multiply
    186,259.77x = 257,044.03 × 114,681.08
  4. Step 4: Simplify right side
    186,259.77x = 29,478,085,682.73
  5. Step 5: Solve for x
    x = 29,478,085,682.73/186,259.77
  6. Step 6: Final answer
    x = 158,263.30

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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.