Home / 127,355.00-175,751.51-70,000.57

Finding the Fourth Proportional to 127,355.00, 175,751.51 and 70,000.57

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Solution

The fourth proportional to 127,355.00, 175,751.51 and 70,000.57 is: 96,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,355.00 : 175,751.51 = 70,000.57 : x
  2. Step 2: Convert to fraction form
    127,355.00/175,751.51 = 70,000.57/x
  3. Step 3: Cross multiply
    127,355.00x = 175,751.51 × 70,000.57
  4. Step 4: Simplify right side
    127,355.00x = 12,302,705,748.05
  5. Step 5: Solve for x
    x = 12,302,705,748.05/127,355.00
  6. Step 6: Final answer
    x = 96,601.67

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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.