Home / 58,877.56-81,195.18-45,427.51

Finding the Fourth Proportional to 58,877.56, 81,195.18 and 45,427.51

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Solution

The fourth proportional to 58,877.56, 81,195.18 and 45,427.51 is: 62,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,877.56 : 81,195.18 = 45,427.51 : x
  2. Step 2: Convert to fraction form
    58,877.56/81,195.18 = 45,427.51/x
  3. Step 3: Cross multiply
    58,877.56x = 81,195.18 × 45,427.51
  4. Step 4: Simplify right side
    58,877.56x = 3,688,494,851.40
  5. Step 5: Solve for x
    x = 3,688,494,851.40/58,877.56
  6. Step 6: Final answer
    x = 62,646.87

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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.