Home / 191,938.40-287,907.60-173,567.60

Finding the Fourth Proportional to 191,938.40, 287,907.60 and 173,567.60

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Solution

The fourth proportional to 191,938.40, 287,907.60 and 173,567.60 is: 260,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,938.40 : 287,907.60 = 173,567.60 : x
  2. Step 2: Convert to fraction form
    191,938.40/287,907.60 = 173,567.60/x
  3. Step 3: Cross multiply
    191,938.40x = 287,907.60 × 173,567.60
  4. Step 4: Simplify right side
    191,938.40x = 49,971,431,153.76
  5. Step 5: Solve for x
    x = 49,971,431,153.76/191,938.40
  6. Step 6: Final answer
    x = 260,351.40

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1.5x scale

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.