Home / 74,292.50-111,312.96-53,125.08

Finding the Fourth Proportional to 74,292.50, 111,312.96 and 53,125.08

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Solution

The fourth proportional to 74,292.50, 111,312.96 and 53,125.08 is: 79,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,292.50 : 111,312.96 = 53,125.08 : x
  2. Step 2: Convert to fraction form
    74,292.50/111,312.96 = 53,125.08/x
  3. Step 3: Cross multiply
    74,292.50x = 111,312.96 × 53,125.08
  4. Step 4: Simplify right side
    74,292.50x = 5,913,509,905.04
  5. Step 5: Solve for x
    x = 5,913,509,905.04/74,292.50
  6. Step 6: Final answer
    x = 79,597.67

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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.