Home / 106,547.96-147,036.04-58,801.32

Finding the Fourth Proportional to 106,547.96, 147,036.04 and 58,801.32

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Solution

The fourth proportional to 106,547.96, 147,036.04 and 58,801.32 is: 81,145.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,547.96 : 147,036.04 = 58,801.32 : x
  2. Step 2: Convert to fraction form
    106,547.96/147,036.04 = 58,801.32/x
  3. Step 3: Cross multiply
    106,547.96x = 147,036.04 × 58,801.32
  4. Step 4: Simplify right side
    106,547.96x = 8,645,913,239.57
  5. Step 5: Solve for x
    x = 8,645,913,239.57/106,547.96
  6. Step 6: Final answer
    x = 81,145.74

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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.