Home / 249,527.13-374,397.95-81,099.10

Finding the Fourth Proportional to 249,527.13, 374,397.95 and 81,099.10

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Solution

The fourth proportional to 249,527.13, 374,397.95 and 81,099.10 is: 121,683.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,527.13 : 374,397.95 = 81,099.10 : x
  2. Step 2: Convert to fraction form
    249,527.13/374,397.95 = 81,099.10/x
  3. Step 3: Cross multiply
    249,527.13x = 374,397.95 × 81,099.10
  4. Step 4: Simplify right side
    249,527.13x = 30,363,336,381.35
  5. Step 5: Solve for x
    x = 30,363,336,381.35/249,527.13
  6. Step 6: Final answer
    x = 121,683.51

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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.