Home / 91,001.58-125,582.68-52,783.76

Finding the Fourth Proportional to 91,001.58, 125,582.68 and 52,783.76

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Solution

The fourth proportional to 91,001.58, 125,582.68 and 52,783.76 is: 72,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,001.58 : 125,582.68 = 52,783.76 : x
  2. Step 2: Convert to fraction form
    91,001.58/125,582.68 = 52,783.76/x
  3. Step 3: Cross multiply
    91,001.58x = 125,582.68 × 52,783.76
  4. Step 4: Simplify right side
    91,001.58x = 6,628,726,041.28
  5. Step 5: Solve for x
    x = 6,628,726,041.28/91,001.58
  6. Step 6: Final answer
    x = 72,841.88

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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.