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Finding the Fourth Proportional to 114,325.02, 157,740.03 and 65,941.74

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Solution

The fourth proportional to 114,325.02, 157,740.03 and 65,941.74 is: 90,983.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,325.02 : 157,740.03 = 65,941.74 : x
  2. Step 2: Convert to fraction form
    114,325.02/157,740.03 = 65,941.74/x
  3. Step 3: Cross multiply
    114,325.02x = 157,740.03 × 65,941.74
  4. Step 4: Simplify right side
    114,325.02x = 10,401,652,045.85
  5. Step 5: Solve for x
    x = 10,401,652,045.85/114,325.02
  6. Step 6: Final answer
    x = 90,983.16

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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.