Home / 109,627.15-151,285.95-59,326.15

Finding the Fourth Proportional to 109,627.15, 151,285.95 and 59,326.15

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Solution

The fourth proportional to 109,627.15, 151,285.95 and 59,326.15 is: 81,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,627.15 : 151,285.95 = 59,326.15 : x
  2. Step 2: Convert to fraction form
    109,627.15/151,285.95 = 59,326.15/x
  3. Step 3: Cross multiply
    109,627.15x = 151,285.95 × 59,326.15
  4. Step 4: Simplify right side
    109,627.15x = 8,975,212,962.59
  5. Step 5: Solve for x
    x = 8,975,212,962.59/109,627.15
  6. Step 6: Final answer
    x = 81,870.35

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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.