Home / 152,305.95-210,237.41-88,643.76

Finding the Fourth Proportional to 152,305.95, 210,237.41 and 88,643.76

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Solution

The fourth proportional to 152,305.95, 210,237.41 and 88,643.76 is: 122,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,305.95 : 210,237.41 = 88,643.76 : x
  2. Step 2: Convert to fraction form
    152,305.95/210,237.41 = 88,643.76/x
  3. Step 3: Cross multiply
    152,305.95x = 210,237.41 × 88,643.76
  4. Step 4: Simplify right side
    152,305.95x = 18,636,234,071.84
  5. Step 5: Solve for x
    x = 18,636,234,071.84/152,305.95
  6. Step 6: Final answer
    x = 122,360.51

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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.