Home / 60,421.22-83,411.58-37,772.80

Finding the Fourth Proportional to 60,421.22, 83,411.58 and 37,772.80

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Solution

The fourth proportional to 60,421.22, 83,411.58 and 37,772.80 is: 52,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,421.22 : 83,411.58 = 37,772.80 : x
  2. Step 2: Convert to fraction form
    60,421.22/83,411.58 = 37,772.80/x
  3. Step 3: Cross multiply
    60,421.22x = 83,411.58 × 37,772.80
  4. Step 4: Simplify right side
    60,421.22x = 3,150,688,929.02
  5. Step 5: Solve for x
    x = 3,150,688,929.02/60,421.22
  6. Step 6: Final answer
    x = 52,145.40

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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.