Home / 158,988.08-219,349.23-98,536.67

Finding the Fourth Proportional to 158,988.08, 219,349.23 and 98,536.67

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Solution

The fourth proportional to 158,988.08, 219,349.23 and 98,536.67 is: 135,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,988.08 : 219,349.23 = 98,536.67 : x
  2. Step 2: Convert to fraction form
    158,988.08/219,349.23 = 98,536.67/x
  3. Step 3: Cross multiply
    158,988.08x = 219,349.23 × 98,536.67
  4. Step 4: Simplify right side
    158,988.08x = 21,613,941,594.52
  5. Step 5: Solve for x
    x = 21,613,941,594.52/158,988.08
  6. Step 6: Final answer
    x = 135,946.94

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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.