Home / 186,259.90-257,044.20-114,681.19

Finding the Fourth Proportional to 186,259.90, 257,044.20 and 114,681.19

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Solution

The fourth proportional to 186,259.90, 257,044.20 and 114,681.19 is: 158,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,259.90 : 257,044.20 = 114,681.19 : x
  2. Step 2: Convert to fraction form
    186,259.90/257,044.20 = 114,681.19/x
  3. Step 3: Cross multiply
    186,259.90x = 257,044.20 × 114,681.19
  4. Step 4: Simplify right side
    186,259.90x = 29,478,134,738.60
  5. Step 5: Solve for x
    x = 29,478,134,738.60/186,259.90
  6. Step 6: Final answer
    x = 158,263.45

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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.