Home / 107,308.04-148,091.79-61,987.93

Finding the Fourth Proportional to 107,308.04, 148,091.79 and 61,987.93

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Solution

The fourth proportional to 107,308.04, 148,091.79 and 61,987.93 is: 85,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,308.04 : 148,091.79 = 61,987.93 : x
  2. Step 2: Convert to fraction form
    107,308.04/148,091.79 = 61,987.93/x
  3. Step 3: Cross multiply
    107,308.04x = 148,091.79 × 61,987.93
  4. Step 4: Simplify right side
    107,308.04x = 9,179,904,207.34
  5. Step 5: Solve for x
    x = 9,179,904,207.34/107,308.04
  6. Step 6: Final answer
    x = 85,547.22

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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.