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Finding the Fourth Proportional to 96,953.60, 145,430.40 and 94,620.80

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Solution

The fourth proportional to 96,953.60, 145,430.40 and 94,620.80 is: 141,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,953.60 : 145,430.40 = 94,620.80 : x
  2. Step 2: Convert to fraction form
    96,953.60/145,430.40 = 94,620.80/x
  3. Step 3: Cross multiply
    96,953.60x = 145,430.40 × 94,620.80
  4. Step 4: Simplify right side
    96,953.60x = 13,760,740,792.32
  5. Step 5: Solve for x
    x = 13,760,740,792.32/96,953.60
  6. Step 6: Final answer
    x = 141,931.20

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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.