Home / 213,510.18-294,631.44-118,011.18

Finding the Fourth Proportional to 213,510.18, 294,631.44 and 118,011.18

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Solution

The fourth proportional to 213,510.18, 294,631.44 and 118,011.18 is: 162,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,510.18 : 294,631.44 = 118,011.18 : x
  2. Step 2: Convert to fraction form
    213,510.18/294,631.44 = 118,011.18/x
  3. Step 3: Cross multiply
    213,510.18x = 294,631.44 × 118,011.18
  4. Step 4: Simplify right side
    213,510.18x = 34,769,803,899.50
  5. Step 5: Solve for x
    x = 34,769,803,899.50/213,510.18
  6. Step 6: Final answer
    x = 162,848.46

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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.