Home / 113,823.40-157,075.43-62,836.15

Finding the Fourth Proportional to 113,823.40, 157,075.43 and 62,836.15

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Solution

The fourth proportional to 113,823.40, 157,075.43 and 62,836.15 is: 86,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.40 : 157,075.43 = 62,836.15 : x
  2. Step 2: Convert to fraction form
    113,823.40/157,075.43 = 62,836.15/x
  3. Step 3: Cross multiply
    113,823.40x = 157,075.43 × 62,836.15
  4. Step 4: Simplify right side
    113,823.40x = 9,870,015,280.79
  5. Step 5: Solve for x
    x = 9,870,015,280.79/113,823.40
  6. Step 6: Final answer
    x = 86,713.41

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