Home / 105,792.90-145,984.77-60,461.88

Finding the Fourth Proportional to 105,792.90, 145,984.77 and 60,461.88

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Solution

The fourth proportional to 105,792.90, 145,984.77 and 60,461.88 is: 83,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,792.90 : 145,984.77 = 60,461.88 : x
  2. Step 2: Convert to fraction form
    105,792.90/145,984.77 = 60,461.88/x
  3. Step 3: Cross multiply
    105,792.90x = 145,984.77 × 60,461.88
  4. Step 4: Simplify right side
    105,792.90x = 8,826,513,645.57
  5. Step 5: Solve for x
    x = 8,826,513,645.57/105,792.90
  6. Step 6: Final answer
    x = 83,432.00

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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.