Home / 156,544.18-216,030.85-84,924.21

Finding the Fourth Proportional to 156,544.18, 216,030.85 and 84,924.21

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Solution

The fourth proportional to 156,544.18, 216,030.85 and 84,924.21 is: 117,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,544.18 : 216,030.85 = 84,924.21 : x
  2. Step 2: Convert to fraction form
    156,544.18/216,030.85 = 84,924.21/x
  3. Step 3: Cross multiply
    156,544.18x = 216,030.85 × 84,924.21
  4. Step 4: Simplify right side
    156,544.18x = 18,346,249,271.88
  5. Step 5: Solve for x
    x = 18,346,249,271.88/156,544.18
  6. Step 6: Final answer
    x = 117,195.35

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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.