Home / 112,341.08-155,030.58-62,039.96

Finding the Fourth Proportional to 112,341.08, 155,030.58 and 62,039.96

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Solution

The fourth proportional to 112,341.08, 155,030.58 and 62,039.96 is: 85,615.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,341.08 : 155,030.58 = 62,039.96 : x
  2. Step 2: Convert to fraction form
    112,341.08/155,030.58 = 62,039.96/x
  3. Step 3: Cross multiply
    112,341.08x = 155,030.58 × 62,039.96
  4. Step 4: Simplify right side
    112,341.08x = 9,618,090,981.98
  5. Step 5: Solve for x
    x = 9,618,090,981.98/112,341.08
  6. Step 6: Final answer
    x = 85,615.08

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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.