Home / 127,012.60-175,300.23-73,290.16

Finding the Fourth Proportional to 127,012.60, 175,300.23 and 73,290.16

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Solution

The fourth proportional to 127,012.60, 175,300.23 and 73,290.16 is: 101,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,012.60 : 175,300.23 = 73,290.16 : x
  2. Step 2: Convert to fraction form
    127,012.60/175,300.23 = 73,290.16/x
  3. Step 3: Cross multiply
    127,012.60x = 175,300.23 × 73,290.16
  4. Step 4: Simplify right side
    127,012.60x = 12,847,781,904.74
  5. Step 5: Solve for x
    x = 12,847,781,904.74/127,012.60
  6. Step 6: Final answer
    x = 101,153.60

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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.