Home / 186,526.44-257,398.38-105,953.76

Finding the Fourth Proportional to 186,526.44, 257,398.38 and 105,953.76

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Solution

The fourth proportional to 186,526.44, 257,398.38 and 105,953.76 is: 146,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,526.44 : 257,398.38 = 105,953.76 : x
  2. Step 2: Convert to fraction form
    186,526.44/257,398.38 = 105,953.76/x
  3. Step 3: Cross multiply
    186,526.44x = 257,398.38 × 105,953.76
  4. Step 4: Simplify right side
    186,526.44x = 27,272,326,178.91
  5. Step 5: Solve for x
    x = 27,272,326,178.91/186,526.44
  6. Step 6: Final answer
    x = 146,211.58

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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.