Home / 127,054.04-175,328.70-70,464.20

Finding the Fourth Proportional to 127,054.04, 175,328.70 and 70,464.20

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Solution

The fourth proportional to 127,054.04, 175,328.70 and 70,464.20 is: 97,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,054.04 : 175,328.70 = 70,464.20 : x
  2. Step 2: Convert to fraction form
    127,054.04/175,328.70 = 70,464.20/x
  3. Step 3: Cross multiply
    127,054.04x = 175,328.70 × 70,464.20
  4. Step 4: Simplify right side
    127,054.04x = 12,354,396,582.54
  5. Step 5: Solve for x
    x = 12,354,396,582.54/127,054.04
  6. Step 6: Final answer
    x = 97,237.34

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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.