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Finding the Fourth Proportional to 175,851.74, 242,541.50 and 151,364.22

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Solution

The fourth proportional to 175,851.74, 242,541.50 and 151,364.22 is: 208,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,851.74 : 242,541.50 = 151,364.22 : x
  2. Step 2: Convert to fraction form
    175,851.74/242,541.50 = 151,364.22/x
  3. Step 3: Cross multiply
    175,851.74x = 242,541.50 × 151,364.22
  4. Step 4: Simplify right side
    175,851.74x = 36,712,104,208.31
  5. Step 5: Solve for x
    x = 36,712,104,208.31/175,851.74
  6. Step 6: Final answer
    x = 208,767.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.