Home / 104,396.46-144,070.32-61,368.06

Finding the Fourth Proportional to 104,396.46, 144,070.32 and 61,368.06

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Solution

The fourth proportional to 104,396.46, 144,070.32 and 61,368.06 is: 84,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.46 : 144,070.32 = 61,368.06 : x
  2. Step 2: Convert to fraction form
    104,396.46/144,070.32 = 61,368.06/x
  3. Step 3: Cross multiply
    104,396.46x = 144,070.32 × 61,368.06
  4. Step 4: Simplify right side
    104,396.46x = 8,841,316,041.98
  5. Step 5: Solve for x
    x = 8,841,316,041.98/104,396.46
  6. Step 6: Final answer
    x = 84,689.81

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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.