Home / 166,470.36-249,730.41-61,281.33

Finding the Fourth Proportional to 166,470.36, 249,730.41 and 61,281.33

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Solution

The fourth proportional to 166,470.36, 249,730.41 and 61,281.33 is: 91,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,470.36 : 249,730.41 = 61,281.33 : x
  2. Step 2: Convert to fraction form
    166,470.36/249,730.41 = 61,281.33/x
  3. Step 3: Cross multiply
    166,470.36x = 249,730.41 × 61,281.33
  4. Step 4: Simplify right side
    166,470.36x = 15,303,811,666.25
  5. Step 5: Solve for x
    x = 15,303,811,666.25/166,470.36
  6. Step 6: Final answer
    x = 91,931.15

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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.