Home / 166,384.68-249,602.82-70,322.30

Finding the Fourth Proportional to 166,384.68, 249,602.82 and 70,322.30

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Solution

The fourth proportional to 166,384.68, 249,602.82 and 70,322.30 is: 105,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,384.68 : 249,602.82 = 70,322.30 : x
  2. Step 2: Convert to fraction form
    166,384.68/249,602.82 = 70,322.30/x
  3. Step 3: Cross multiply
    166,384.68x = 249,602.82 × 70,322.30
  4. Step 4: Simplify right side
    166,384.68x = 17,552,644,388.89
  5. Step 5: Solve for x
    x = 17,552,644,388.89/166,384.68
  6. Step 6: Final answer
    x = 105,494.35

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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.