Home / 147,798.46-202,484.64-142,263.43

Finding the Fourth Proportional to 147,798.46, 202,484.64 and 142,263.43

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Solution

The fourth proportional to 147,798.46, 202,484.64 and 142,263.43 is: 194,901.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,798.46 : 202,484.64 = 142,263.43 : x
  2. Step 2: Convert to fraction form
    147,798.46/202,484.64 = 142,263.43/x
  3. Step 3: Cross multiply
    147,798.46x = 202,484.64 × 142,263.43
  4. Step 4: Simplify right side
    147,798.46x = 28,806,159,435.99
  5. Step 5: Solve for x
    x = 28,806,159,435.99/147,798.46
  6. Step 6: Final answer
    x = 194,901.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.