Home / 127,426.58-175,848.80-70,066.86

Finding the Fourth Proportional to 127,426.58, 175,848.80 and 70,066.86

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Solution

The fourth proportional to 127,426.58, 175,848.80 and 70,066.86 is: 96,692.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,426.58 : 175,848.80 = 70,066.86 : x
  2. Step 2: Convert to fraction form
    127,426.58/175,848.80 = 70,066.86/x
  3. Step 3: Cross multiply
    127,426.58x = 175,848.80 × 70,066.86
  4. Step 4: Simplify right side
    127,426.58x = 12,321,173,250.77
  5. Step 5: Solve for x
    x = 12,321,173,250.77/127,426.58
  6. Step 6: Final answer
    x = 96,692.33

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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.