Home / 43,120.61-64,603.96-23,386.58

Finding the Fourth Proportional to 43,120.61, 64,603.96 and 23,386.58

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Solution

The fourth proportional to 43,120.61, 64,603.96 and 23,386.58 is: 35,038.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,120.61 : 64,603.96 = 23,386.58 : x
  2. Step 2: Convert to fraction form
    43,120.61/64,603.96 = 23,386.58/x
  3. Step 3: Cross multiply
    43,120.61x = 64,603.96 × 23,386.58
  4. Step 4: Simplify right side
    43,120.61x = 1,510,865,678.86
  5. Step 5: Solve for x
    x = 1,510,865,678.86/43,120.61
  6. Step 6: Final answer
    x = 35,038.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.