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Finding the Fourth Proportional to 166,153.60, 249,230.40 and 55,345.60

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Solution

The fourth proportional to 166,153.60, 249,230.40 and 55,345.60 is: 83,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,153.60 : 249,230.40 = 55,345.60 : x
  2. Step 2: Convert to fraction form
    166,153.60/249,230.40 = 55,345.60/x
  3. Step 3: Cross multiply
    166,153.60x = 249,230.40 × 55,345.60
  4. Step 4: Simplify right side
    166,153.60x = 13,793,806,026.24
  5. Step 5: Solve for x
    x = 13,793,806,026.24/166,153.60
  6. Step 6: Final answer
    x = 83,018.40

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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.