Home / 111,030.32-166,547.64-40,873.52

Finding the Fourth Proportional to 111,030.32, 166,547.64 and 40,873.52

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Solution

The fourth proportional to 111,030.32, 166,547.64 and 40,873.52 is: 61,311.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,030.32 : 166,547.64 = 40,873.52 : x
  2. Step 2: Convert to fraction form
    111,030.32/166,547.64 = 40,873.52/x
  3. Step 3: Cross multiply
    111,030.32x = 166,547.64 × 40,873.52
  4. Step 4: Simplify right side
    111,030.32x = 6,807,388,294.49
  5. Step 5: Solve for x
    x = 6,807,388,294.49/111,030.32
  6. Step 6: Final answer
    x = 61,311.08

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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.