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Finding the Fourth Proportional to 153,475.98, 230,212.35 and 59,980.92

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Solution

The fourth proportional to 153,475.98, 230,212.35 and 59,980.92 is: 89,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,475.98 : 230,212.35 = 59,980.92 : x
  2. Step 2: Convert to fraction form
    153,475.98/230,212.35 = 59,980.92/x
  3. Step 3: Cross multiply
    153,475.98x = 230,212.35 × 59,980.92
  4. Step 4: Simplify right side
    153,475.98x = 13,808,349,148.71
  5. Step 5: Solve for x
    x = 13,808,349,148.71/153,475.98
  6. Step 6: Final answer
    x = 89,970.75

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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.