Home / 495,263.77-743,002.23-153,700.45

Finding the Fourth Proportional to 495,263.77, 743,002.23 and 153,700.45

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Solution

The fourth proportional to 495,263.77, 743,002.23 and 153,700.45 is: 230,583.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,263.77 : 743,002.23 = 153,700.45 : x
  2. Step 2: Convert to fraction form
    495,263.77/743,002.23 = 153,700.45/x
  3. Step 3: Cross multiply
    495,263.77x = 743,002.23 × 153,700.45
  4. Step 4: Simplify right side
    495,263.77x = 114,199,777,102.00
  5. Step 5: Solve for x
    x = 114,199,777,102.00/495,263.77
  6. Step 6: Final answer
    x = 230,583.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.