Home / 54,461.60-75,157.02-30,587.66

Finding the Fourth Proportional to 54,461.60, 75,157.02 and 30,587.66

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Solution

The fourth proportional to 54,461.60, 75,157.02 and 30,587.66 is: 42,210.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,461.60 : 75,157.02 = 30,587.66 : x
  2. Step 2: Convert to fraction form
    54,461.60/75,157.02 = 30,587.66/x
  3. Step 3: Cross multiply
    54,461.60x = 75,157.02 × 30,587.66
  4. Step 4: Simplify right side
    54,461.60x = 2,298,877,374.37
  5. Step 5: Solve for x
    x = 2,298,877,374.37/54,461.60
  6. Step 6: Final answer
    x = 42,210.98

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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.