Home / 153,746.20-212,089.08-125,097.85

Finding the Fourth Proportional to 153,746.20, 212,089.08 and 125,097.85

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Solution

The fourth proportional to 153,746.20, 212,089.08 and 125,097.85 is: 172,569.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,746.20 : 212,089.08 = 125,097.85 : x
  2. Step 2: Convert to fraction form
    153,746.20/212,089.08 = 125,097.85/x
  3. Step 3: Cross multiply
    153,746.20x = 212,089.08 × 125,097.85
  4. Step 4: Simplify right side
    153,746.20x = 26,531,887,916.48
  5. Step 5: Solve for x
    x = 26,531,887,916.48/153,746.20
  6. Step 6: Final answer
    x = 172,569.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.