Home / 166,307.61-249,347.55-59,689.20

Finding the Fourth Proportional to 166,307.61, 249,347.55 and 59,689.20

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Solution

The fourth proportional to 166,307.61, 249,347.55 and 59,689.20 is: 89,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,307.61 : 249,347.55 = 59,689.20 : x
  2. Step 2: Convert to fraction form
    166,307.61/249,347.55 = 59,689.20/x
  3. Step 3: Cross multiply
    166,307.61x = 249,347.55 × 59,689.20
  4. Step 4: Simplify right side
    166,307.61x = 14,883,355,781.46
  5. Step 5: Solve for x
    x = 14,883,355,781.46/166,307.61
  6. Step 6: Final answer
    x = 89,492.93

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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.