Home / 249,637.10-374,455.65-155,158.70

Finding the Fourth Proportional to 249,637.10, 374,455.65 and 155,158.70

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Solution

The fourth proportional to 249,637.10, 374,455.65 and 155,158.70 is: 232,738.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,637.10 : 374,455.65 = 155,158.70 : x
  2. Step 2: Convert to fraction form
    249,637.10/374,455.65 = 155,158.70/x
  3. Step 3: Cross multiply
    249,637.10x = 374,455.65 × 155,158.70
  4. Step 4: Simplify right side
    249,637.10x = 58,100,051,861.66
  5. Step 5: Solve for x
    x = 58,100,051,861.66/249,637.10
  6. Step 6: Final answer
    x = 232,738.05

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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.