Home / 166,432.40-249,341.40-155,373.20

Finding the Fourth Proportional to 166,432.40, 249,341.40 and 155,373.20

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Solution

The fourth proportional to 166,432.40, 249,341.40 and 155,373.20 is: 232,773.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,432.40 : 249,341.40 = 155,373.20 : x
  2. Step 2: Convert to fraction form
    166,432.40/249,341.40 = 155,373.20/x
  3. Step 3: Cross multiply
    166,432.40x = 249,341.40 × 155,373.20
  4. Step 4: Simplify right side
    166,432.40x = 38,740,971,210.48
  5. Step 5: Solve for x
    x = 38,740,971,210.48/166,432.40
  6. Step 6: Final answer
    x = 232,773.01

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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.