Home / 213,525.10-294,664.53-118,031.77

Finding the Fourth Proportional to 213,525.10, 294,664.53 and 118,031.77

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Solution

The fourth proportional to 213,525.10, 294,664.53 and 118,031.77 is: 162,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,525.10 : 294,664.53 = 118,031.77 : x
  2. Step 2: Convert to fraction form
    213,525.10/294,664.53 = 118,031.77/x
  3. Step 3: Cross multiply
    213,525.10x = 294,664.53 × 118,031.77
  4. Step 4: Simplify right side
    213,525.10x = 34,779,776,032.12
  5. Step 5: Solve for x
    x = 34,779,776,032.12/213,525.10
  6. Step 6: Final answer
    x = 162,883.78

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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.