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Finding the Fourth Proportional to 70,356.51, 105,545.57 and 23,598.45

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Solution

The fourth proportional to 70,356.51, 105,545.57 and 23,598.45 is: 35,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,356.51 : 105,545.57 = 23,598.45 : x
  2. Step 2: Convert to fraction form
    70,356.51/105,545.57 = 23,598.45/x
  3. Step 3: Cross multiply
    70,356.51x = 105,545.57 × 23,598.45
  4. Step 4: Simplify right side
    70,356.51x = 2,490,711,738.37
  5. Step 5: Solve for x
    x = 2,490,711,738.37/70,356.51
  6. Step 6: Final answer
    x = 35,401.30

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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.