Home / 147,120.06-202,638.95-113,063.39

Finding the Fourth Proportional to 147,120.06, 202,638.95 and 113,063.39

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Solution

The fourth proportional to 147,120.06, 202,638.95 and 113,063.39 is: 155,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,120.06 : 202,638.95 = 113,063.39 : x
  2. Step 2: Convert to fraction form
    147,120.06/202,638.95 = 113,063.39/x
  3. Step 3: Cross multiply
    147,120.06x = 202,638.95 × 113,063.39
  4. Step 4: Simplify right side
    147,120.06x = 22,911,045,054.53
  5. Step 5: Solve for x
    x = 22,911,045,054.53/147,120.06
  6. Step 6: Final answer
    x = 155,730.26

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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.