Home / 60,829.16-83,915.08-38,156.76

Finding the Fourth Proportional to 60,829.16, 83,915.08 and 38,156.76

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Solution

The fourth proportional to 60,829.16, 83,915.08 and 38,156.76 is: 52,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,829.16 : 83,915.08 = 38,156.76 : x
  2. Step 2: Convert to fraction form
    60,829.16/83,915.08 = 38,156.76/x
  3. Step 3: Cross multiply
    60,829.16x = 83,915.08 × 38,156.76
  4. Step 4: Simplify right side
    60,829.16x = 3,201,927,567.94
  5. Step 5: Solve for x
    x = 3,201,927,567.94/60,829.16
  6. Step 6: Final answer
    x = 52,638.04

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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.