Home / 57,415.60-86,088.12-22,314.34

Finding the Fourth Proportional to 57,415.60, 86,088.12 and 22,314.34

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Solution

The fourth proportional to 57,415.60, 86,088.12 and 22,314.34 is: 33,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,415.60 : 86,088.12 = 22,314.34 : x
  2. Step 2: Convert to fraction form
    57,415.60/86,088.12 = 22,314.34/x
  3. Step 3: Cross multiply
    57,415.60x = 86,088.12 × 22,314.34
  4. Step 4: Simplify right side
    57,415.60x = 1,920,999,579.64
  5. Step 5: Solve for x
    x = 1,920,999,579.64/57,415.60
  6. Step 6: Final answer
    x = 33,457.80

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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.