Home / 247,133.12-340,666.08-151,462.40

Finding the Fourth Proportional to 247,133.12, 340,666.08 and 151,462.40

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Solution

The fourth proportional to 247,133.12, 340,666.08 and 151,462.40 is: 208,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,133.12 : 340,666.08 = 151,462.40 : x
  2. Step 2: Convert to fraction form
    247,133.12/340,666.08 = 151,462.40/x
  3. Step 3: Cross multiply
    247,133.12x = 340,666.08 × 151,462.40
  4. Step 4: Simplify right side
    247,133.12x = 51,598,102,075.39
  5. Step 5: Solve for x
    x = 51,598,102,075.39/247,133.12
  6. Step 6: Final answer
    x = 208,786.67

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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.