Home / 127,583.58-176,066.46-70,994.94

Finding the Fourth Proportional to 127,583.58, 176,066.46 and 70,994.94

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Solution

The fourth proportional to 127,583.58, 176,066.46 and 70,994.94 is: 97,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,583.58 : 176,066.46 = 70,994.94 : x
  2. Step 2: Convert to fraction form
    127,583.58/176,066.46 = 70,994.94/x
  3. Step 3: Cross multiply
    127,583.58x = 176,066.46 × 70,994.94
  4. Step 4: Simplify right side
    127,583.58x = 12,499,827,763.71
  5. Step 5: Solve for x
    x = 12,499,827,763.71/127,583.58
  6. Step 6: Final answer
    x = 97,973.64

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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.