Home / 116,529.30-174,923.55-72,206.10

Finding the Fourth Proportional to 116,529.30, 174,923.55 and 72,206.10

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Solution

The fourth proportional to 116,529.30, 174,923.55 and 72,206.10 is: 108,389.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,529.30 : 174,923.55 = 72,206.10 : x
  2. Step 2: Convert to fraction form
    116,529.30/174,923.55 = 72,206.10/x
  3. Step 3: Cross multiply
    116,529.30x = 174,923.55 × 72,206.10
  4. Step 4: Simplify right side
    116,529.30x = 12,630,547,343.66
  5. Step 5: Solve for x
    x = 12,630,547,343.66/116,529.30
  6. Step 6: Final answer
    x = 108,389.46

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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.