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Finding the Fourth Proportional to 173,240.84, 259,885.87 and 53,307.74

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Solution

The fourth proportional to 173,240.84, 259,885.87 and 53,307.74 is: 79,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,240.84 : 259,885.87 = 53,307.74 : x
  2. Step 2: Convert to fraction form
    173,240.84/259,885.87 = 53,307.74/x
  3. Step 3: Cross multiply
    173,240.84x = 259,885.87 × 53,307.74
  4. Step 4: Simplify right side
    173,240.84x = 13,853,927,088.20
  5. Step 5: Solve for x
    x = 13,853,927,088.20/173,240.84
  6. Step 6: Final answer
    x = 79,969.18

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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.