Home / 155,658.40-233,487.60-141,880.30

Finding the Fourth Proportional to 155,658.40, 233,487.60 and 141,880.30

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Solution

The fourth proportional to 155,658.40, 233,487.60 and 141,880.30 is: 212,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,658.40 : 233,487.60 = 141,880.30 : x
  2. Step 2: Convert to fraction form
    155,658.40/233,487.60 = 141,880.30/x
  3. Step 3: Cross multiply
    155,658.40x = 233,487.60 × 141,880.30
  4. Step 4: Simplify right side
    155,658.40x = 33,127,290,734.28
  5. Step 5: Solve for x
    x = 33,127,290,734.28/155,658.40
  6. Step 6: Final answer
    x = 212,820.45

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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.