Home / 153,444.39-230,009.73-103,529.55

Finding the Fourth Proportional to 153,444.39, 230,009.73 and 103,529.55

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Solution

The fourth proportional to 153,444.39, 230,009.73 and 103,529.55 is: 155,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,444.39 : 230,009.73 = 103,529.55 : x
  2. Step 2: Convert to fraction form
    153,444.39/230,009.73 = 103,529.55/x
  3. Step 3: Cross multiply
    153,444.39x = 230,009.73 × 103,529.55
  4. Step 4: Simplify right side
    153,444.39x = 23,812,803,842.52
  5. Step 5: Solve for x
    x = 23,812,803,842.52/153,444.39
  6. Step 6: Final answer
    x = 155,188.49

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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.