Home / 152,281.68-210,078.32-98,584.08

Finding the Fourth Proportional to 152,281.68, 210,078.32 and 98,584.08

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Solution

The fourth proportional to 152,281.68, 210,078.32 and 98,584.08 is: 136,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,281.68 : 210,078.32 = 98,584.08 : x
  2. Step 2: Convert to fraction form
    152,281.68/210,078.32 = 98,584.08/x
  3. Step 3: Cross multiply
    152,281.68x = 210,078.32 × 98,584.08
  4. Step 4: Simplify right side
    152,281.68x = 20,710,377,905.15
  5. Step 5: Solve for x
    x = 20,710,377,905.15/152,281.68
  6. Step 6: Final answer
    x = 136,000.46

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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.