Home / 158,455.40-237,632.93-51,814.72

Finding the Fourth Proportional to 158,455.40, 237,632.93 and 51,814.72

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Solution

The fourth proportional to 158,455.40, 237,632.93 and 51,814.72 is: 77,705.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,455.40 : 237,632.93 = 51,814.72 : x
  2. Step 2: Convert to fraction form
    158,455.40/237,632.93 = 51,814.72/x
  3. Step 3: Cross multiply
    158,455.40x = 237,632.93 × 51,814.72
  4. Step 4: Simplify right side
    158,455.40x = 12,312,883,388.88
  5. Step 5: Solve for x
    x = 12,312,883,388.88/158,455.40
  6. Step 6: Final answer
    x = 77,705.67

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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.