Home / 147,013.55-202,949.99-98,597.77

Finding the Fourth Proportional to 147,013.55, 202,949.99 and 98,597.77

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Solution

The fourth proportional to 147,013.55, 202,949.99 and 98,597.77 is: 136,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,013.55 : 202,949.99 = 98,597.77 : x
  2. Step 2: Convert to fraction form
    147,013.55/202,949.99 = 98,597.77/x
  3. Step 3: Cross multiply
    147,013.55x = 202,949.99 × 98,597.77
  4. Step 4: Simplify right side
    147,013.55x = 20,010,416,946.49
  5. Step 5: Solve for x
    x = 20,010,416,946.49/147,013.55
  6. Step 6: Final answer
    x = 136,112.74

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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.