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Finding the Fourth Proportional to 153,710.04, 230,588.90 and 64,963.92

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Solution

The fourth proportional to 153,710.04, 230,588.90 and 64,963.92 is: 97,455.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,710.04 : 230,588.90 = 64,963.92 : x
  2. Step 2: Convert to fraction form
    153,710.04/230,588.90 = 64,963.92/x
  3. Step 3: Cross multiply
    153,710.04x = 230,588.90 × 64,963.92
  4. Step 4: Simplify right side
    153,710.04x = 14,979,958,852.49
  5. Step 5: Solve for x
    x = 14,979,958,852.49/153,710.04
  6. Step 6: Final answer
    x = 97,455.96

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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.