Home / 118,528.52-163,555.92-70,131.93

Finding the Fourth Proportional to 118,528.52, 163,555.92 and 70,131.93

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Solution

The fourth proportional to 118,528.52, 163,555.92 and 70,131.93 is: 96,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,528.52 : 163,555.92 = 70,131.93 : x
  2. Step 2: Convert to fraction form
    118,528.52/163,555.92 = 70,131.93/x
  3. Step 3: Cross multiply
    118,528.52x = 163,555.92 × 70,131.93
  4. Step 4: Simplify right side
    118,528.52x = 11,470,492,916.75
  5. Step 5: Solve for x
    x = 11,470,492,916.75/118,528.52
  6. Step 6: Final answer
    x = 96,774.12

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1.5x scale

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.