Home / 127,852.02-176,474.50-74,150.24

Finding the Fourth Proportional to 127,852.02, 176,474.50 and 74,150.24

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Solution

The fourth proportional to 127,852.02, 176,474.50 and 74,150.24 is: 102,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,852.02 : 176,474.50 = 74,150.24 : x
  2. Step 2: Convert to fraction form
    127,852.02/176,474.50 = 74,150.24/x
  3. Step 3: Cross multiply
    127,852.02x = 176,474.50 × 74,150.24
  4. Step 4: Simplify right side
    127,852.02x = 13,085,625,461.13
  5. Step 5: Solve for x
    x = 13,085,625,461.13/127,852.02
  6. Step 6: Final answer
    x = 102,349.77

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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.