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Finding the Fourth Proportional to 60,059.04, 90,040.62 and 30,053.40

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Solution

The fourth proportional to 60,059.04, 90,040.62 and 30,053.40 is: 45,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,059.04 : 90,040.62 = 30,053.40 : x
  2. Step 2: Convert to fraction form
    60,059.04/90,040.62 = 30,053.40/x
  3. Step 3: Cross multiply
    60,059.04x = 90,040.62 × 30,053.40
  4. Step 4: Simplify right side
    60,059.04x = 2,706,026,769.11
  5. Step 5: Solve for x
    x = 2,706,026,769.11/60,059.04
  6. Step 6: Final answer
    x = 45,056.11

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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.