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Finding the Fourth Proportional to 153,360.80, 230,127.60 and 59,854.40

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Solution

The fourth proportional to 153,360.80, 230,127.60 and 59,854.40 is: 89,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,360.80 : 230,127.60 = 59,854.40 : x
  2. Step 2: Convert to fraction form
    153,360.80/230,127.60 = 59,854.40/x
  3. Step 3: Cross multiply
    153,360.80x = 230,127.60 × 59,854.40
  4. Step 4: Simplify right side
    153,360.80x = 13,774,149,421.44
  5. Step 5: Solve for x
    x = 13,774,149,421.44/153,360.80
  6. Step 6: Final answer
    x = 89,815.32

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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.