Home / 148,566.87-205,036.29-84,892.32

Finding the Fourth Proportional to 148,566.87, 205,036.29 and 84,892.32

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Solution

The fourth proportional to 148,566.87, 205,036.29 and 84,892.32 is: 117,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,566.87 : 205,036.29 = 84,892.32 : x
  2. Step 2: Convert to fraction form
    148,566.87/205,036.29 = 84,892.32/x
  3. Step 3: Cross multiply
    148,566.87x = 205,036.29 × 84,892.32
  4. Step 4: Simplify right side
    148,566.87x = 17,406,006,342.29
  5. Step 5: Solve for x
    x = 17,406,006,342.29/148,566.87
  6. Step 6: Final answer
    x = 117,159.41

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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.