Home / 166,535.40-249,716.70-61,300.20

Finding the Fourth Proportional to 166,535.40, 249,716.70 and 61,300.20

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Solution

The fourth proportional to 166,535.40, 249,716.70 and 61,300.20 is: 91,918.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,535.40 : 249,716.70 = 61,300.20 : x
  2. Step 2: Convert to fraction form
    166,535.40/249,716.70 = 61,300.20/x
  3. Step 3: Cross multiply
    166,535.40x = 249,716.70 × 61,300.20
  4. Step 4: Simplify right side
    166,535.40x = 15,307,683,653.34
  5. Step 5: Solve for x
    x = 15,307,683,653.34/166,535.40
  6. Step 6: Final answer
    x = 91,918.50

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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.