Home / 186,269.22-257,051.88-101,386.08

Finding the Fourth Proportional to 186,269.22, 257,051.88 and 101,386.08

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Solution

The fourth proportional to 186,269.22, 257,051.88 and 101,386.08 is: 139,912.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,269.22 : 257,051.88 = 101,386.08 : x
  2. Step 2: Convert to fraction form
    186,269.22/257,051.88 = 101,386.08/x
  3. Step 3: Cross multiply
    186,269.22x = 257,051.88 × 101,386.08
  4. Step 4: Simplify right side
    186,269.22x = 26,061,482,469.83
  5. Step 5: Solve for x
    x = 26,061,482,469.83/186,269.22
  6. Step 6: Final answer
    x = 139,912.98

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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.