Home / 215,641.09-297,586.73-118,848.50

Finding the Fourth Proportional to 215,641.09, 297,586.73 and 118,848.50

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Solution

The fourth proportional to 215,641.09, 297,586.73 and 118,848.50 is: 164,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,641.09 : 297,586.73 = 118,848.50 : x
  2. Step 2: Convert to fraction form
    215,641.09/297,586.73 = 118,848.50/x
  3. Step 3: Cross multiply
    215,641.09x = 297,586.73 × 118,848.50
  4. Step 4: Simplify right side
    215,641.09x = 35,367,735,737.02
  5. Step 5: Solve for x
    x = 35,367,735,737.02/215,641.09
  6. Step 6: Final answer
    x = 164,012.04

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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.