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Finding the Fourth Proportional to 173,526.84, 239,492.70 and 109,870.56

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Solution

The fourth proportional to 173,526.84, 239,492.70 and 109,870.56 is: 151,637.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,526.84 : 239,492.70 = 109,870.56 : x
  2. Step 2: Convert to fraction form
    173,526.84/239,492.70 = 109,870.56/x
  3. Step 3: Cross multiply
    173,526.84x = 239,492.70 × 109,870.56
  4. Step 4: Simplify right side
    173,526.84x = 26,313,197,064.91
  5. Step 5: Solve for x
    x = 26,313,197,064.91/173,526.84
  6. Step 6: Final answer
    x = 151,637.62

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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.