Home / 155,461.40-233,307.30-102,853.40

Finding the Fourth Proportional to 155,461.40, 233,307.30 and 102,853.40

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Solution

The fourth proportional to 155,461.40, 233,307.30 and 102,853.40 is: 154,356.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,461.40 : 233,307.30 = 102,853.40 : x
  2. Step 2: Convert to fraction form
    155,461.40/233,307.30 = 102,853.40/x
  3. Step 3: Cross multiply
    155,461.40x = 233,307.30 × 102,853.40
  4. Step 4: Simplify right side
    155,461.40x = 23,996,449,049.82
  5. Step 5: Solve for x
    x = 23,996,449,049.82/155,461.40
  6. Step 6: Final answer
    x = 154,356.32

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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.