Home / 166,213.80-249,320.70-153,383.40

Finding the Fourth Proportional to 166,213.80, 249,320.70 and 153,383.40

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Solution

The fourth proportional to 166,213.80, 249,320.70 and 153,383.40 is: 230,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,213.80 : 249,320.70 = 153,383.40 : x
  2. Step 2: Convert to fraction form
    166,213.80/249,320.70 = 153,383.40/x
  3. Step 3: Cross multiply
    166,213.80x = 249,320.70 × 153,383.40
  4. Step 4: Simplify right side
    166,213.80x = 38,241,656,656.38
  5. Step 5: Solve for x
    x = 38,241,656,656.38/166,213.80
  6. Step 6: Final answer
    x = 230,075.10

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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.