Home / 153,507.38-210,305.88-147,754.67

Finding the Fourth Proportional to 153,507.38, 210,305.88 and 147,754.67

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Solution

The fourth proportional to 153,507.38, 210,305.88 and 147,754.67 is: 202,424.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,507.38 : 210,305.88 = 147,754.67 : x
  2. Step 2: Convert to fraction form
    153,507.38/210,305.88 = 147,754.67/x
  3. Step 3: Cross multiply
    153,507.38x = 210,305.88 × 147,754.67
  4. Step 4: Simplify right side
    153,507.38x = 31,073,674,846.93
  5. Step 5: Solve for x
    x = 31,073,674,846.93/153,507.38
  6. Step 6: Final answer
    x = 202,424.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.