Home / 67,833.64-93,612.68-40,970.80

Finding the Fourth Proportional to 67,833.64, 93,612.68 and 40,970.80

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Solution

The fourth proportional to 67,833.64, 93,612.68 and 40,970.80 is: 56,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,833.64 : 93,612.68 = 40,970.80 : x
  2. Step 2: Convert to fraction form
    67,833.64/93,612.68 = 40,970.80/x
  3. Step 3: Cross multiply
    67,833.64x = 93,612.68 × 40,970.80
  4. Step 4: Simplify right side
    67,833.64x = 3,835,386,389.74
  5. Step 5: Solve for x
    x = 3,835,386,389.74/67,833.64
  6. Step 6: Final answer
    x = 56,541.07

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1.5x scale

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.