Home / 98,551.76-136,001.55-56,110.28

Finding the Fourth Proportional to 98,551.76, 136,001.55 and 56,110.28

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Solution

The fourth proportional to 98,551.76, 136,001.55 and 56,110.28 is: 77,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,551.76 : 136,001.55 = 56,110.28 : x
  2. Step 2: Convert to fraction form
    98,551.76/136,001.55 = 56,110.28/x
  3. Step 3: Cross multiply
    98,551.76x = 136,001.55 × 56,110.28
  4. Step 4: Simplify right side
    98,551.76x = 7,631,084,370.93
  5. Step 5: Solve for x
    x = 7,631,084,370.93/98,551.76
  6. Step 6: Final answer
    x = 77,432.25

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1.5x scale

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.