Home / 186,013.14-256,696.87-101,130.20

Finding the Fourth Proportional to 186,013.14, 256,696.87 and 101,130.20

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Solution

The fourth proportional to 186,013.14, 256,696.87 and 101,130.20 is: 139,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,013.14 : 256,696.87 = 101,130.20 : x
  2. Step 2: Convert to fraction form
    186,013.14/256,696.87 = 101,130.20/x
  3. Step 3: Cross multiply
    186,013.14x = 256,696.87 × 101,130.20
  4. Step 4: Simplify right side
    186,013.14x = 25,959,807,146.75
  5. Step 5: Solve for x
    x = 25,959,807,146.75/186,013.14
  6. Step 6: Final answer
    x = 139,559.00

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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.