Home / 194,948.40-292,378.86-89,666.22

Finding the Fourth Proportional to 194,948.40, 292,378.86 and 89,666.22

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Solution

The fourth proportional to 194,948.40, 292,378.86 and 89,666.22 is: 134,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,948.40 : 292,378.86 = 89,666.22 : x
  2. Step 2: Convert to fraction form
    194,948.40/292,378.86 = 89,666.22/x
  3. Step 3: Cross multiply
    194,948.40x = 292,378.86 × 89,666.22
  4. Step 4: Simplify right side
    194,948.40x = 26,216,507,184.11
  5. Step 5: Solve for x
    x = 26,216,507,184.11/194,948.40
  6. Step 6: Final answer
    x = 134,479.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.