Home / 38,830.18-53,603.70-29,273.95

Finding the Fourth Proportional to 38,830.18, 53,603.70 and 29,273.95

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Solution

The fourth proportional to 38,830.18, 53,603.70 and 29,273.95 is: 40,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,830.18 : 53,603.70 = 29,273.95 : x
  2. Step 2: Convert to fraction form
    38,830.18/53,603.70 = 29,273.95/x
  3. Step 3: Cross multiply
    38,830.18x = 53,603.70 × 29,273.95
  4. Step 4: Simplify right side
    38,830.18x = 1,569,191,826.42
  5. Step 5: Solve for x
    x = 1,569,191,826.42/38,830.18
  6. Step 6: Final answer
    x = 40,411.66

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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.