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Finding the Fourth Proportional to 160,041.84, 240,051.24 and 70,093.68

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Solution

The fourth proportional to 160,041.84, 240,051.24 and 70,093.68 is: 105,135.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,041.84 : 240,051.24 = 70,093.68 : x
  2. Step 2: Convert to fraction form
    160,041.84/240,051.24 = 70,093.68/x
  3. Step 3: Cross multiply
    160,041.84x = 240,051.24 × 70,093.68
  4. Step 4: Simplify right side
    160,041.84x = 16,826,074,800.16
  5. Step 5: Solve for x
    x = 16,826,074,800.16/160,041.84
  6. Step 6: Final answer
    x = 105,135.47

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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.