Home / 106,919.65-147,547.20-61,597.52

Finding the Fourth Proportional to 106,919.65, 147,547.20 and 61,597.52

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Solution

The fourth proportional to 106,919.65, 147,547.20 and 61,597.52 is: 85,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,919.65 : 147,547.20 = 61,597.52 : x
  2. Step 2: Convert to fraction form
    106,919.65/147,547.20 = 61,597.52/x
  3. Step 3: Cross multiply
    106,919.65x = 147,547.20 × 61,597.52
  4. Step 4: Simplify right side
    106,919.65x = 9,088,541,602.94
  5. Step 5: Solve for x
    x = 9,088,541,602.94/106,919.65
  6. Step 6: Final answer
    x = 85,003.47

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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.