Home / 127,544.02-176,012.34-70,189.94

Finding the Fourth Proportional to 127,544.02, 176,012.34 and 70,189.94

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Solution

The fourth proportional to 127,544.02, 176,012.34 and 70,189.94 is: 96,862.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,544.02 : 176,012.34 = 70,189.94 : x
  2. Step 2: Convert to fraction form
    127,544.02/176,012.34 = 70,189.94/x
  3. Step 3: Cross multiply
    127,544.02x = 176,012.34 × 70,189.94
  4. Step 4: Simplify right side
    127,544.02x = 12,354,295,583.86
  5. Step 5: Solve for x
    x = 12,354,295,583.86/127,544.02
  6. Step 6: Final answer
    x = 96,862.99

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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.