Home / 86,925.56-130,437.29-46,943.96

Finding the Fourth Proportional to 86,925.56, 130,437.29 and 46,943.96

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Solution

The fourth proportional to 86,925.56, 130,437.29 and 46,943.96 is: 70,442.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,925.56 : 130,437.29 = 46,943.96 : x
  2. Step 2: Convert to fraction form
    86,925.56/130,437.29 = 46,943.96/x
  3. Step 3: Cross multiply
    86,925.56x = 130,437.29 × 46,943.96
  4. Step 4: Simplify right side
    86,925.56x = 6,123,242,422.45
  5. Step 5: Solve for x
    x = 6,123,242,422.45/86,925.56
  6. Step 6: Final answer
    x = 70,442.37

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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.