Home / 152,432.14-210,356.52-85,364.14

Finding the Fourth Proportional to 152,432.14, 210,356.52 and 85,364.14

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Solution

The fourth proportional to 152,432.14, 210,356.52 and 85,364.14 is: 117,802.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,432.14 : 210,356.52 = 85,364.14 : x
  2. Step 2: Convert to fraction form
    152,432.14/210,356.52 = 85,364.14/x
  3. Step 3: Cross multiply
    152,432.14x = 210,356.52 × 85,364.14
  4. Step 4: Simplify right side
    152,432.14x = 17,956,903,423.19
  5. Step 5: Solve for x
    x = 17,956,903,423.19/152,432.14
  6. Step 6: Final answer
    x = 117,802.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.