Home / 186,254.13-257,030.70-101,371.80

Finding the Fourth Proportional to 186,254.13, 257,030.70 and 101,371.80

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Solution

The fourth proportional to 186,254.13, 257,030.70 and 101,371.80 is: 139,893.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,254.13 : 257,030.70 = 101,371.80 : x
  2. Step 2: Convert to fraction form
    186,254.13/257,030.70 = 101,371.80/x
  3. Step 3: Cross multiply
    186,254.13x = 257,030.70 × 101,371.80
  4. Step 4: Simplify right side
    186,254.13x = 26,055,664,714.26
  5. Step 5: Solve for x
    x = 26,055,664,714.26/186,254.13
  6. Step 6: Final answer
    x = 139,893.08

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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.