Home / 145,903.32-201,377.88-92,154.15

Finding the Fourth Proportional to 145,903.32, 201,377.88 and 92,154.15

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Solution

The fourth proportional to 145,903.32, 201,377.88 and 92,154.15 is: 127,192.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,903.32 : 201,377.88 = 92,154.15 : x
  2. Step 2: Convert to fraction form
    145,903.32/201,377.88 = 92,154.15/x
  3. Step 3: Cross multiply
    145,903.32x = 201,377.88 × 92,154.15
  4. Step 4: Simplify right side
    145,903.32x = 18,557,807,360.20
  5. Step 5: Solve for x
    x = 18,557,807,360.20/145,903.32
  6. Step 6: Final answer
    x = 127,192.50

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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.