Home / 157,527.70-236,291.55-98,430.10

Finding the Fourth Proportional to 157,527.70, 236,291.55 and 98,430.10

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Solution

The fourth proportional to 157,527.70, 236,291.55 and 98,430.10 is: 147,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,527.70 : 236,291.55 = 98,430.10 : x
  2. Step 2: Convert to fraction form
    157,527.70/236,291.55 = 98,430.10/x
  3. Step 3: Cross multiply
    157,527.70x = 236,291.55 × 98,430.10
  4. Step 4: Simplify right side
    157,527.70x = 23,258,200,895.66
  5. Step 5: Solve for x
    x = 23,258,200,895.66/157,527.70
  6. Step 6: Final answer
    x = 147,645.15

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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.