Home / 166,116.90-249,211.80-53,802.30

Finding the Fourth Proportional to 166,116.90, 249,211.80 and 53,802.30

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Solution

The fourth proportional to 166,116.90, 249,211.80 and 53,802.30 is: 80,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,116.90 : 249,211.80 = 53,802.30 : x
  2. Step 2: Convert to fraction form
    166,116.90/249,211.80 = 53,802.30/x
  3. Step 3: Cross multiply
    166,116.90x = 249,211.80 × 53,802.30
  4. Step 4: Simplify right side
    166,116.90x = 13,408,168,027.14
  5. Step 5: Solve for x
    x = 13,408,168,027.14/166,116.90
  6. Step 6: Final answer
    x = 80,715.26

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1.5x scale

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.