Home / 186,510.51-279,848.46-97,742.91

Finding the Fourth Proportional to 186,510.51, 279,848.46 and 97,742.91

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Solution

The fourth proportional to 186,510.51, 279,848.46 and 97,742.91 is: 146,657.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,510.51 : 279,848.46 = 97,742.91 : x
  2. Step 2: Convert to fraction form
    186,510.51/279,848.46 = 97,742.91/x
  3. Step 3: Cross multiply
    186,510.51x = 279,848.46 × 97,742.91
  4. Step 4: Simplify right side
    186,510.51x = 27,353,202,839.42
  5. Step 5: Solve for x
    x = 27,353,202,839.42/186,510.51
  6. Step 6: Final answer
    x = 146,657.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.