Home / 117,726.40-176,589.60-62,430.40

Finding the Fourth Proportional to 117,726.40, 176,589.60 and 62,430.40

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Solution

The fourth proportional to 117,726.40, 176,589.60 and 62,430.40 is: 93,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,726.40 : 176,589.60 = 62,430.40 : x
  2. Step 2: Convert to fraction form
    117,726.40/176,589.60 = 62,430.40/x
  3. Step 3: Cross multiply
    117,726.40x = 176,589.60 × 62,430.40
  4. Step 4: Simplify right side
    117,726.40x = 11,024,559,363.84
  5. Step 5: Solve for x
    x = 11,024,559,363.84/117,726.40
  6. Step 6: Final answer
    x = 93,645.60

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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.