Home / 124,564.04-171,907.90-70,845.86

Finding the Fourth Proportional to 124,564.04, 171,907.90 and 70,845.86

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Solution

The fourth proportional to 124,564.04, 171,907.90 and 70,845.86 is: 97,772.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564.04 : 171,907.90 = 70,845.86 : x
  2. Step 2: Convert to fraction form
    124,564.04/171,907.90 = 70,845.86/x
  3. Step 3: Cross multiply
    124,564.04x = 171,907.90 × 70,845.86
  4. Step 4: Simplify right side
    124,564.04x = 12,178,962,700.48
  5. Step 5: Solve for x
    x = 12,178,962,700.48/124,564.04
  6. Step 6: Final answer
    x = 97,772.70

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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.