Home / 186,298.22-257,091.59-101,415.29

Finding the Fourth Proportional to 186,298.22, 257,091.59 and 101,415.29

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Solution

The fourth proportional to 186,298.22, 257,091.59 and 101,415.29 is: 139,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,298.22 : 257,091.59 = 101,415.29 : x
  2. Step 2: Convert to fraction form
    186,298.22/257,091.59 = 101,415.29/x
  3. Step 3: Cross multiply
    186,298.22x = 257,091.59 × 101,415.29
  4. Step 4: Simplify right side
    186,298.22x = 26,073,017,124.49
  5. Step 5: Solve for x
    x = 26,073,017,124.49/186,298.22
  6. Step 6: Final answer
    x = 139,953.12

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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.