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Finding the Fourth Proportional to 101,485.05, 152,225.93 and 34,925.78

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Solution

The fourth proportional to 101,485.05, 152,225.93 and 34,925.78 is: 52,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,485.05 : 152,225.93 = 34,925.78 : x
  2. Step 2: Convert to fraction form
    101,485.05/152,225.93 = 34,925.78/x
  3. Step 3: Cross multiply
    101,485.05x = 152,225.93 × 34,925.78
  4. Step 4: Simplify right side
    101,485.05x = 5,316,609,809.35
  5. Step 5: Solve for x
    x = 5,316,609,809.35/101,485.05
  6. Step 6: Final answer
    x = 52,388.11

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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.