Home / 98,927.26-136,566.95-56,477.58

Finding the Fourth Proportional to 98,927.26, 136,566.95 and 56,477.58

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Solution

The fourth proportional to 98,927.26, 136,566.95 and 56,477.58 is: 77,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,927.26 : 136,566.95 = 56,477.58 : x
  2. Step 2: Convert to fraction form
    98,927.26/136,566.95 = 56,477.58/x
  3. Step 3: Cross multiply
    98,927.26x = 136,566.95 × 56,477.58
  4. Step 4: Simplify right side
    98,927.26x = 7,712,970,843.98
  5. Step 5: Solve for x
    x = 7,712,970,843.98/98,927.26
  6. Step 6: Final answer
    x = 77,966.08

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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.