Home / 42,970.10-59,309.63-29,363.64

Finding the Fourth Proportional to 42,970.10, 59,309.63 and 29,363.64

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Solution

The fourth proportional to 42,970.10, 59,309.63 and 29,363.64 is: 40,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,970.10 : 59,309.63 = 29,363.64 : x
  2. Step 2: Convert to fraction form
    42,970.10/59,309.63 = 29,363.64/x
  3. Step 3: Cross multiply
    42,970.10x = 59,309.63 × 29,363.64
  4. Step 4: Simplify right side
    42,970.10x = 1,741,546,477.04
  5. Step 5: Solve for x
    x = 1,741,546,477.04/42,970.10
  6. Step 6: Final answer
    x = 40,529.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.