Home / 186,564.25-257,458.67-101,681.52

Finding the Fourth Proportional to 186,564.25, 257,458.67 and 101,681.52

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Solution

The fourth proportional to 186,564.25, 257,458.67 and 101,681.52 is: 140,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,564.25 : 257,458.67 = 101,681.52 : x
  2. Step 2: Convert to fraction form
    186,564.25/257,458.67 = 101,681.52/x
  3. Step 3: Cross multiply
    186,564.25x = 257,458.67 × 101,681.52
  4. Step 4: Simplify right side
    186,564.25x = 26,178,788,902.78
  5. Step 5: Solve for x
    x = 26,178,788,902.78/186,564.25
  6. Step 6: Final answer
    x = 140,320.50

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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.