Home / 45,400.10-67,970.55-27,904.10

Finding the Fourth Proportional to 45,400.10, 67,970.55 and 27,904.10

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Solution

The fourth proportional to 45,400.10, 67,970.55 and 27,904.10 is: 41,776.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,400.10 : 67,970.55 = 27,904.10 : x
  2. Step 2: Convert to fraction form
    45,400.10/67,970.55 = 27,904.10/x
  3. Step 3: Cross multiply
    45,400.10x = 67,970.55 × 27,904.10
  4. Step 4: Simplify right side
    45,400.10x = 1,896,657,024.26
  5. Step 5: Solve for x
    x = 1,896,657,024.26/45,400.10
  6. Step 6: Final answer
    x = 41,776.49

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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.