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Finding the Fourth Proportional to 166,547.66, 249,785.66 and 52,704.47

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Solution

The fourth proportional to 166,547.66, 249,785.66 and 52,704.47 is: 79,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,547.66 : 249,785.66 = 52,704.47 : x
  2. Step 2: Convert to fraction form
    166,547.66/249,785.66 = 52,704.47/x
  3. Step 3: Cross multiply
    166,547.66x = 249,785.66 × 52,704.47
  4. Step 4: Simplify right side
    166,547.66x = 13,164,819,311.45
  5. Step 5: Solve for x
    x = 13,164,819,311.45/166,547.66
  6. Step 6: Final answer
    x = 79,045.36

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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.