Home / 154,853.60-232,044.88-70,564.64

Finding the Fourth Proportional to 154,853.60, 232,044.88 and 70,564.64

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Solution

The fourth proportional to 154,853.60, 232,044.88 and 70,564.64 is: 105,739.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,853.60 : 232,044.88 = 70,564.64 : x
  2. Step 2: Convert to fraction form
    154,853.60/232,044.88 = 70,564.64/x
  3. Step 3: Cross multiply
    154,853.60x = 232,044.88 × 70,564.64
  4. Step 4: Simplify right side
    154,853.60x = 16,374,163,421.04
  5. Step 5: Solve for x
    x = 16,374,163,421.04/154,853.60
  6. Step 6: Final answer
    x = 105,739.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.