Home / 166,088.06-249,011.38-66,218.30

Finding the Fourth Proportional to 166,088.06, 249,011.38 and 66,218.30

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Solution

The fourth proportional to 166,088.06, 249,011.38 and 66,218.30 is: 99,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,088.06 : 249,011.38 = 66,218.30 : x
  2. Step 2: Convert to fraction form
    166,088.06/249,011.38 = 66,218.30/x
  3. Step 3: Cross multiply
    166,088.06x = 249,011.38 × 66,218.30
  4. Step 4: Simplify right side
    166,088.06x = 16,489,110,264.25
  5. Step 5: Solve for x
    x = 16,489,110,264.25/166,088.06
  6. Step 6: Final answer
    x = 99,279.32

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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.