Home / 109,810.16-151,533.96-59,508.08

Finding the Fourth Proportional to 109,810.16, 151,533.96 and 59,508.08

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Solution

The fourth proportional to 109,810.16, 151,533.96 and 59,508.08 is: 82,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,810.16 : 151,533.96 = 59,508.08 : x
  2. Step 2: Convert to fraction form
    109,810.16/151,533.96 = 59,508.08/x
  3. Step 3: Cross multiply
    109,810.16x = 151,533.96 × 59,508.08
  4. Step 4: Simplify right side
    109,810.16x = 9,017,495,014.40
  5. Step 5: Solve for x
    x = 9,017,495,014.40/109,810.16
  6. Step 6: Final answer
    x = 82,118.95

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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.