Home / 99,038.70-148,558.05-94,200.30

Finding the Fourth Proportional to 99,038.70, 148,558.05 and 94,200.30

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Solution

The fourth proportional to 99,038.70, 148,558.05 and 94,200.30 is: 141,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,038.70 : 148,558.05 = 94,200.30 : x
  2. Step 2: Convert to fraction form
    99,038.70/148,558.05 = 94,200.30/x
  3. Step 3: Cross multiply
    99,038.70x = 148,558.05 × 94,200.30
  4. Step 4: Simplify right side
    99,038.70x = 13,994,212,877.42
  5. Step 5: Solve for x
    x = 13,994,212,877.42/99,038.70
  6. Step 6: Final answer
    x = 141,300.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.