Home / 127,115.08-175,416.46-70,525.24

Finding the Fourth Proportional to 127,115.08, 175,416.46 and 70,525.24

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Solution

The fourth proportional to 127,115.08, 175,416.46 and 70,525.24 is: 97,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,115.08 : 175,416.46 = 70,525.24 : x
  2. Step 2: Convert to fraction form
    127,115.08/175,416.46 = 70,525.24/x
  3. Step 3: Cross multiply
    127,115.08x = 175,416.46 × 70,525.24
  4. Step 4: Simplify right side
    127,115.08x = 12,371,287,941.45
  5. Step 5: Solve for x
    x = 12,371,287,941.45/127,115.08
  6. Step 6: Final answer
    x = 97,323.53

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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.