Home / 113,818.92-157,075.02-63,517.92

Finding the Fourth Proportional to 113,818.92, 157,075.02 and 63,517.92

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Solution

The fourth proportional to 113,818.92, 157,075.02 and 63,517.92 is: 87,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,818.92 : 157,075.02 = 63,517.92 : x
  2. Step 2: Convert to fraction form
    113,818.92/157,075.02 = 63,517.92/x
  3. Step 3: Cross multiply
    113,818.92x = 157,075.02 × 63,517.92
  4. Step 4: Simplify right side
    113,818.92x = 9,977,078,554.36
  5. Step 5: Solve for x
    x = 9,977,078,554.36/113,818.92
  6. Step 6: Final answer
    x = 87,657.47

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1.5x scale

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.